which of the following accurately describes meristematic plant cells? meristematic cells are undifferentiated cells that produce new cells for growth. meristematic cells increase the surface area of dermal tissue by developing root hairs. in mature plant stems the meristematic cells are located in the center of the plant. xylem, phloem, and cambium are three subdivisions of meristematic cells.
Answers
The correct statement describing meristematic plant cells is Meristematic cells are undifferentiated cells that produce new cells for growth.
These cells are responsible for the growth and development of plants and are found in areas called meristems, which can be located at the tips of roots and shoots, as well as in other parts of the plant. The meristematic cells do not differentiate into specialized cell types until they are needed for a specific function.
Xylem, phloem, and cambium are three types of specialized cells that develop from meristematic cells but are not subdivisions of meristematic cells themselves. Meristematic cells do not directly increase the surface area of dermal tissue by developing root hairs, but rather contribute to the overall growth and development of the plant.
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now you’ll examine an operon that undergoes negative and positive control. the ara operon in e. coli codes for enzymes that metabolize the sugar arabinose, which e. coli can use for energy. as you can see in the diagram, the regulatory protein arac can act as both an activator and a repressor of the ara operon.
Answers
The lac operon is known to be able to undergoes negative and positive control.
The diagram based on the 4 table arrangement is filled up below (Right to left);
In the presence of arabinose: initiator, activator, yes, yes.In the absence of arabinose: initiator and operator, repressor, no, no.
If a mutation prevents arabinose from biding to AraC: initiator and operator, repressor, no, no.
If arabinose is present but a mutation and AraD enzyme renders it non-functional: initiator, activator, yes, no.
The metabolism of the sugar arabinose is known to be influenced by an operon that is said to undergo both positive control and negative control.
Transcription of the ara operon is lead by the regulatory protein AraC, which then bound to the DNA.
When arabinose is present, it binds to AraC, and both parts of the AraC dimer are then also bound to the initiator, making transcription to move foreword.
When arabinose is absent, one part of the AraC dimer is often bounded to the initiator, while the other part is bounded to the operator, thereby hindering transcription.
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Now you'll examine an operon that undergoes negative and positive control. The ara operon in E. coli codes for enzymes that metabolize the sugar arabinose, which E. coli can use for energy. As you can see in the diagram, the regulatory protein AraC can act as both an activator and a repressor of the ara operon.
Use the diagram above to fill in the table.
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scientists were looking at 2 genes in dogs that control coat color. they bred two dogs together, one with golden fur and one with black fur, their puppies showed a ratio of 12, 3, 1 for combinations of those genes, what phenomena is on display here?
Answers
The phenomena showed a ratio of 12, 3, 1 for combinations of two dogs (golden fur and black fur) as dominant epistasis.
The interаction between two dogs together, one with golden fur and one with black fur, color is recessive to no color аt one аllelic pаir. This recessive аllele must be expressed before the specific color аllele аt а second locus is expressed. Аt the first gene golden colored dog is dominаnt to the black colored dog, аnd the gene symbols аre G = golden аnd g = colored. Аt the second gene balck is dominаnt to golden, аnd the symbols used аre B = black, b = colored. If the dihybrid is selfed, three phenotypes аre produced in а 12:3:1 rаtio.
9 G_B_ Golden Dominant golden allele negates effect of G allele
3 G_bb Black Dominant black allele negates effect of G allele
3 ggB_ Golden Recessive color allele allows golden allele expression
1 ggbb Black Recessive color allele allows black allele expression
Becаuse the presence of the dominаnt G аllele mаsks the effects of either the B or g аllele, this type of interаction is cаlled dominаnt epistаsis.
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assuming that the population was in HWE for the G locus, what percentage of moths in the natural population was white in 1962? A. 2% B. 4% C. 8%
Answers
In the absence of more information, we cannot accurately calculate the percentage of white moths in the natural population in 1962. The percentage would depend on the allele frequencies and the inheritance pattern of the G locus.
The presence of only one X chromosome in each body cell of a human female produces a condition known as Turner syndrome. This condition likely results from the process called
A. polyploidy
B. crossing-over
C. nondisjunction
D. hybridization
Answers
Answer:
C. nondisjunction
Explanation:
Turner syndrome likely results from the process called nondisjunction. Nondisjunction refers to the failure of chromosomes to separate correctly during meiosis, the process of cell division that occurs during the production of eggs and sperm. If nondisjunction occurs during the production of eggs, it can result in eggs with an abnormal number of chromosomes. If one of these eggs is fertilized by a sperm with a normal complement of chromosomes, the resulting embryo will have an abnormal number of chromosomes.
Which of the following foods is not a significant source of complex carbohydrates? a) fresh fruit b) rice c) pasta d) oatmeal
Answers
(a) Fresh fruit is not a significant source of complex carbohydrates compared to rice, pasta, and oatmeal.
Complex carbohydrates, also known as polysaccharides, are composed of long chains of sugar molecules and are considered a good source of sustained energy. Rice, pasta, and oatmeal are all significant sources of complex carbohydrates. Rice and pasta are both grains that contain starch, a complex carbohydrate, while oatmeal is made from oats, which are rich in a type of complex carbohydrate called beta-glucans.
Fresh fruit, on the other hand, primarily contains simple carbohydrates, such as fructose, which are quickly digested and provide a rapid energy boost. While fruits do contain some fiber, vitamins, and minerals, they are not considered significant sources of complex carbohydrates. Complex carbohydrates are more commonly found in starchy foods like grains, legumes, and root vegetables. Therefore, among the given options, fresh fruit is not a significant source of complex carbohydrates.
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Which molecule will have a trigonal
planar geometry?
CO2
NHA
SO3
Answers
Answer:
your answer is NHA
Explanation:
I looked it up by asking what the three answers was and it gave me the question .
A student examining an unknown cell under a microscope notes it has a cell wall, cytoplasm, and genetic information contained within a nuclear membrane. Which inference would be correct?
Since the cell possesses a cell wall and genetic information, it has to be an animal cell.
Since the cell contains genetic information, it has to be a bacteria cell and prokaryotic.
Since it possesses a cell wall and DNA contained in a nuclear membrane, the cell must be eukaryotic.
Since the DNA is contained in a membrane and not in the cytoplasm, the cell must be a plant cell
Answers
Answer:
Since it possesses a cell wall and DNA contained in a nuclear membrane, the cell must be eukaryotic
Explanation:
Since the cell possesses a cell wall and genetic information, it has to be an animal cell.
-this is a plant cell because of the cell wall
Since the cell contains genetic information, it has to be a bacteria cell and prokaryotic.
-prokaryotes don't have DNA contained in a nuclear membrane
Since it possesses a cell wall and DNA contained in a nuclear membrane, the cell must be eukaryotic.
- DNA contained in a nuclear membrane --> eukaryototic
- cell wall --> plant cells, which are eukaryotic
Since the DNA is contained in a membrane and not in the cytoplasm, the cell must be a plant cell
-DNA is contained in a membrane should not lead to the conclusion that it's a plant cell, as it could be an animal cell too
How can human activities endanger plant and animal species? Check all that apply. Ground, water, and air pollution can damage habitats. Deforestation can displace animals from their homes. Heavy rains can lead to overpopulation. Earthquakes and other natural disasters can destroy habitats. Invasive species introduced to an area can harm native species.
Answers
Answer:
a anb b
Explanation:
a and b can be caused by humans, while c and d are natural disasters
Answer:
A: Ground, water, and air pollution can damage habitats.
B: Deforestation can displace animals from their homes.
E: Invasive species introduced to an area can harm native species.
Explanation:
A classmate is working on her presentation on the endocrine system for class. You overhear her as she says, "This gland is often called the ‘master gland’ because it has an effect on the secretions of all the other endocrine glands." It sounds as though she is talking about the
Answers
It sounds like your classmate is referring to the pituitary gland as the "master gland" in her presentation on the endocrine system.
The pituitary gland, also known as the hypophysis, is often referred to as the master gland because it plays a crucial role in regulating the function of other endocrine glands in the body. It is located at the base of the brain and is divided into two parts: the anterior pituitary and the posterior pituitary.
The anterior pituitary gland produces and releases several hormones that have direct effects on other endocrine glands. These hormones include thyroid-stimulating hormone (TSH), adrenocorticotropic hormone (ACTH), follicle-stimulating hormone (FSH), luteinizing hormone (LH), prolactin, and growth hormone (GH). Through the secretion of these hormones, the anterior pituitary gland controls the activity and hormone production of glands such as the thyroid, adrenal glands, ovaries, and testes.
The posterior pituitary gland, although not involved in hormone production, stores and releases two important hormones: oxytocin and antidiuretic hormone (ADH). These hormones are synthesized in the hypothalamus and then transported to the posterior pituitary for storage and release.
Overall, the pituitary gland's influence on the secretions and activities of other endocrine glands makes it a vital component of the endocrine system and justifies its designation as the "master gland."
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1.
Which of the following are renewable resources? (Select all that apply.)
hydropower
coal energy
biomass energy
wind energy
Answers
Answer:
hydropower wind and bio mass
Explanation:
the government has registered them as renewable energy
The renewable resources are wind energy, biomass energy, and hydropower. Coal energy is not renewable.
Wetlands have high
because they are able to
support a wide variety of organisms.
Answers
Answer:Biodiversity
Explanation:
Wetlands have high biodiversity because they are able to support a wide variety of organisms.
What do you mean by Wetlands?Wetlands may be defined as a type of ecosystem that has an excess amount of water throughout the year. Some of the examples of the wetlands are Mangroves, estuaries, coasts, and swamps.
Due to the excess amount of water present, wetlands also possess a high amount of resources that benefit the variety of organisms to survive.
They have high nutrient value, rich primary productivity, and better conditions for adaptation.
Therefore, wetlands have high biodiversity because they are able to support a wide variety of organisms.
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A baker has created a new strain of yeast which contains no cytochrome c gene and, thus, no cytochrome c protein. This will affect what the yeast strain can do to obtain energy. Making bread is an aerobic process for the yeast.
Will this new strain of yeast obtain more or less free energy from glucose in its growing medium?
A. More because it does not have to make cytochrome c and has more resources to give to obtaining energy
B. Less because cytochrome c is key to the electron transport chain
C. More because making cytochrome c uses up ATP
D. Less because cytochrome c directly produces ATP in the cytoplasm
PART 2: What will there be less of in these cells than in standard yeast?
A. ATP
B. Membranes
C. Mitochondrial membranes per mitochondrion
D. Glucose
Answers
Part 1: Yes, this new strain of yeast obtains more or less free energy from glucose in its growing medium because of (B) Less because cytochrome c is key to the electron transport chain.
Part 2: Yes, there is less of in these cells than in standard yeast, because of (A) ATP.
Part 1: In order for the electron transport chain to function properly, cytochrome c is a necessary component. Without it, the reduction and oxidation of iron atoms that could change ferrous ions into ferric ions won't happen. As a result, the creation of ATP and the electron transport chain as a whole will be disrupted. Therefore, the yeast's anaerobic fermentation process will not result in the creation of any usable kind of energy.
Part 2: When using regular yeast to make bread, the reaction begins as an aerobic process before transitioning to an anaerobic phase once the oxygen is used up. A new strain of yeast lacking the cytochrome c gene and cytochrome c protein was developed by a baker. This will have an impact on the yeast strain's ability to produce ATP.
So the right option in part 1 is (B) while in part 2 the correct option is (A).
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me ayudan por favor?
Answers
1) 2Na + Cl2 ---> 2NaCl
2) N2O5 + H2O ---> 2HNO3
3) 4Fe + 3O2 ---> 2Fe2O3
4) 2SO2 + O2 ---> 2SO3
5) Na2O + H2O ---> 2NaOH
Espero que esto te ayude! No puedo dar explicaciones porque mi español es todavía básico, pero si necesitas más ayuda, puedo enlazar un vídeo útil.
Approximately how many prokaryotic cells live in 5 ml of fertile soil?
Answers
Approximately \(5\times 10^6 \ to\ 5\times 10^9\) prokaryotic cells can live in 5 ml of fertile soil.
Prokaryotic cells are single-celled microorganisms that lack a nucleus and other membrane-bound organelles. They can be found in almost every habitat on Earth, including fertile soil, and play a significant role in biogeochemical cycles and nutrient cycling. The number of prokaryotic cells present in 5 ml of fertile soil depends on various factors, such as soil type, nutrient availability, moisture content, temperature, and pH. Generally, the number of cells present in fertile soil can range from 10^6 to 10^9 cells per gram of soil.
Assuming that the density of fertile soil is approximately 1 g/ml, we can estimate the number of prokaryotic cells presents in 5 ml of soil as follows:
Number of cells in 1 ml of soil = 10^6 to 10^9 cells/g of soil
The density of soil = 1 g/ml
Therefore, the number of cells in 5 ml of soil
= (10^6 to 10^9 cells/g of soil) x (1 g/ml) x (5 ml)
= 5x10^6 to 5x10^9 cells.
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how to determine sex
Answers
Answer:
by the sex chromosomes, amount of X's if a person has 2 X's they're female if they have XY they're male
The pedigree below depicts a dominant trait. What is the genotype of individual I-1 (use the letter A for a dominant allele and a for a recessive allele)? How did you come to this conclusion? Using your best grammar, write 3-5 sentences.
Answers
Individual I-1 is heterozygous (Aa) for the dominant trait. This is because they have a child (II-1) who is homozygous recessive (aa). The only way for this to happen is if individual I-1 is heterozygous.
What is the conclusion on the pedigree?Pedigree analysis: A pedigree is a diagram that shows the inheritance of a trait from parents to offspring. In this pedigree, the dominant trait is represented by a solid symbol and the recessive trait is represented by an open symbol.
Genotype: The genotype of an individual is their genetic makeup, or the combination of alleles that they have for a particular trait. The phenotype of an individual is their physical appearance, which is determined by their genotype and the environment.
Heterozygous: An individual is heterozygous for a trait if they have one dominant allele and one recessive allele. This means that they have the potential to express the dominant trait, but they may also express the recessive trait if they are in an environment that is not favorable for the dominant trait.
Homozygous: An individual is homozygous for a trait if they have two copies of the same allele for that trait. This means that they will always express the trait, regardless of the environment.
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Which hormone aids in regulating intestinal calcium and phosphorus absorption?
Insulin
Throxine
Glucocorticoids
Parathyroid hormone
Answers
The hormone that aids in regulating intestinal calcium and phosphorus absorption is parathyroid hormone (PTH).
Parathyroid hormone is produced by the parathyroid glands, which are located in the neck near the thyroid gland. PTH plays a crucial role in maintaining calcium and phosphorus homeostasis in the body. It acts primarily on the bones, kidneys, and intestines to regulate the levels of these minerals in the blood.
In terms of intestinal absorption, parathyroid hormone indirectly influences the absorption of calcium and phosphorus by acting on the kidneys. PTH stimulates the production of active vitamin D (calcitriol) in the kidneys. Calcitriol, in turn, enhances the absorption of calcium and phosphorus in the intestines. It does so by increasing the expression of calcium-binding proteins and transporters in the intestinal cells, which facilitate the uptake of these minerals from the intestinal lumen into the bloodstream.
By increasing the absorption of calcium and phosphorus in the intestines, parathyroid hormone helps to maintain their adequate levels in the bloodstream. This is important for various physiological functions, including bone health, nerve function, muscle contraction, and blood clotting.
In summary, parathyroid hormone plays a crucial role in regulating intestinal calcium and phosphorus absorption by stimulating the production of active vitamin D in the kidneys. The increased levels of vitamin D enhance the absorption of these minerals in the intestines, ensuring their proper availability in the bloodstream for various physiological processes.
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How do the properties of water help it to shape the Earth ?
Answers
Answer:
Water moving across the earth in streams and rivers pushes along soil and breaks down pieces of rock in a process called erosion. The moving water carries away rock and soil from some areas and deposits them in other areas, creating new landforms or changing the course of a stream or river.
Explanation:
What is the name given to the process by which pesticides build up in an organism
Answers
Answer:
bioaccumulation
Explanation:
This build-up of toxic substances in living organisms is known as bioaccumulation.
are there more tissues or more organs in your body? explain your reasoning.
Answers
Answer:
More tissues.
Explanation:
Each organ is made up of several different types of tissue. Therefore, for every organ in the body, there are many more tissues.
Mack's guatar fabrication shop producns low cost, highly durable guatars for beginners. Typicaly, out of the 100 gutars that begin productioh each monthy only 78 percent are considered good enous to sell. The other 22. percent are scrapped due to qually problems that are lidentfed after they have completed the production process. Each gular sels for $240. Becaute some of the production pecoss is automaled, esch gutar only requites 8 labor hours. Each enployee works an averoge of 160 hours per month. Labor is pald at 39 per hour, materials coat is $39 per gutay, and overtiest is $4.200. a. The labor productily rato for Mack's guitar Labrication shop is 5 per hour. (Enter your response rounded to fap decimal places.) b. Ahar some shady, the operation manager Darren Funk recommends 3 optons to improve the conpany's mulfasko productily. * Option ti increase the sales price by 15 percent - Option 2: impeove qualy so that eny 15 percent are sefective, er > Opton 3 reduce labor, materials, and overthead costs by 15 percont Finter your respone nounded to tak decimal places)
Answers
a. The labor productivity ratio for Mack's guitar fabrication shop is approximately 0.5 guitars per hour. b. The new sales price per guitar would be $276, the new percentage of guitars considered good enough to sell would be 85% and the new costs per guitar would be $ 33.15.
a) In order to calculate the labor productivity ratio,
Labor Productivity Ratio = Number of Guitars Produced / Total Labor Hours
Labor Productivity Ratio = 78 guitars / (160 hours/employee)
Labor Productivity Ratio = 0.4875 guitars per hour
Rounding to one decimal place, the labor productivity ratio for Mack's guitar fabrication shop is approximately 0.5 guitars per hour.
b) Option 1: Increasing the sales price by 15%:
The new sales price per guitar would be $240 + (15% of $240) = $276.
Option 2: Improving quality so that only 15% are defective:
The new percentage of guitars considered good enough to sell would be 100% - 15% = 85%.
Option 3: Reducing labor, materials, and overhead costs by 15%:
The new costs per guitar would be $39 - (15% of $39) = $33.15.
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which of the following is the function of the ovaries? a.secretion of inhibin b.formation of immature gametes c.production of oocytes d.secretion of hormones e.all of the answers are correct.
Answers
The function of the ovaries includes all of the mentioned processes. So, the correct answer is e. all of the answers are correct. The ovaries are responsible for the secretion of inhibin, formation of immature gametes, production of oocytes, and secretion of hormones.
The ovaries have multiple functions in the female reproductive system. They are responsible for the production of oocytes, which are the immature gametes or eggs. Ovaries are involved in the process of oogenesis, where oocytes develop and mature within specialized structures called ovarian follicles.
Additionally, the ovaries secrete hormones such as estrogen and progesterone, which play crucial roles in regulating the menstrual cycle, development of secondary sexual characteristics, and maintenance of pregnancy. These hormones are essential for reproductive health and function.
Furthermore, the ovaries also secrete inhibin, a hormone that plays a role in regulating the secretion of follicle-stimulating hormone (FSH) from the pituitary gland. Inhibin helps to provide negative feedback on FSH secretion, contributing to the control of ovarian follicle development and hormone production.
Therefore, all of the given answers are correct. The ovaries are involved in the secretion of inhibin, formation of immature gametes (oocytes), and production of hormones, and all of these functions are integral to the overall reproductive processes in females.
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A strand of DNA reads: ATGGCGCTTGACA. What is the sequence of the complimentary (opposite) strand?
Answers
Answer:
TACCGCGAACTGT
Explanation:
Hope this helps! Just remember the base pairs for DNA C=G and A=T
researchers use a technique called rna interference to significantly decrease, but not completely remove, expression of the bcl2 gene in the amygdala of lab animals. what would be the effect of this change?
Answers
researchers use a technique called RNA interference to significantly decrease, An increase in apoptosis would be the effect of this change. RNA interference (RNAi) is a preserved physiological response to double-stranded RNA
RNA interference (RNAi) is a preserved physiological response to double-stranded RNA which helps facilitate barrier to both endogenous parasitic and exogenous pathogenic nucleic acids as well as transcriptional regulation of nutrient genome. Increased apoptosis is seen in AIDS, neurodegenerative diseases like Alzheimer's, Parkinson's, and amyotrophic lateral sclerosis, ischaemic injury after a heart attack, stroke, or reperfusion, and autoimmune diseases like hepatitis and graft versus host disease.
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What are exotic species?
Answers
Answer:
Kudzu, New Zealand mud Snail,...
Explanation:
I remember learning this in class. Exotic species refers to a plant species or an animal species that is non-native.
Hello,
I hope you and your family are doing well!
Exotic species are species that are not native to a particular ecosystem or geographic region. These species can be introduced to a new environment intentionally or unintentionally through various means, such as through transportation, trade, or escape from captivity.
Examples of exotic species include kudzu, Asian carp, zebra mussels, feral pigs, and cane toads.
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Allison and Heather are going to conduct an experiment to see whether salt affects the growth of plants. They gather five groups of identical plants and give the plants in each group water with a different salt concentration. What is the outcome variable (dependent variable) for their experiment?
Answers
Answer:
The dependant variable is the growth of the plants.
Explanation:
The independent variable is what changes the dependent variable.
for example, the type of salt concentration ( Independent variable ) is/ isn't going to change the growth ( dependant variable ) of the plant.
The dependant variable is the growth of the plants.This is the outcome of the experiment in which salt affects the growth of plants.
What are plants?Plants are the eukaryotes means they are multicellular organisms and they belong to the kingdom Plantae. So, the scientific name of plants are Plantae and its domain is Eukaryota.
The plants are of many types such as shrubs, herbs, mosses, ferns, trees and they grow on a particular place by absorbing inorganic substances and water from the soil through the roots.
Plant are also known as autotrophs as they prepares there own food in the presence of sunlight. Due to chlorophyll present in them the plants shows green colour.
Plants are also known as producers because they produce food to feed others.
Therefore, the dependant variable is the growth of the plants.This is the outcome of the experiment in which salt affects the growth of plants.
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Propose an experiment to test the rate of meat digestion in animals with differing amounts of the enzyme pepsin in their digestive tracts. Be sure to include the independent and dependent variables, along with the specific procedure and materials to be used.
Answers
The experiment to test the rate of digestion of meat in animals with different amounts of the enzyme pepsin in their digestive tracts could be the test of true intestinal digestibility of meats used in diets for carnivores.
Digestibility of meatsProtein digestibility in pepsin supernatant is one of the most used enzymatic methods when evaluating the quality of protein of animal origin, being internationally recognized by the Association of Official Analytical Chemists.
With this information, we can conclude that the experiment to test the digestion rate of meats in animals with different amounts of the enzyme pepsin in their digestive tracts could be the test of the true intestinal digestibility of meats used in diets for carnivores.
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PLZ ANSWER ASAP I NEED HELP will mark brainliest >_
Peter is complaining of stomach pain and constant hunger. Peter’s doctor diagnoses him with a worm infection. Peter feels hungry because the worm is absorbing food from his intestines.
Peter most likely has an infection from a(n)
tapeworm.
leech.
planarian.
marine worm.
Answers
Answer:
A) Tapeworm
Explanation:
got it right on edge nuity
Peter is complaining of stomach pain and constant hunger as he was diagnosed with a worm infection.
Peter feels hungry because the tapeworm is absorbing food from his intestine as tapeworm begins to feed off your body's nutrients to grow once it invades the body.How tapeworm infection occurs?Tapeworm infection is caused by ingesting food or water contaminated with tapeworm eggs or larvae.When tapeworm hatches and attaches itself to your intestine, it starts feeding off body's nutrients causing increase in apatite (hunger increases).It grows by reproducing proglottids ( chain looking body part) and the cycle continues.Planaria upon causing infection feeds on blood cells hence can not cause apatite.Leech and marine worm can not invade the body like tapeworm and planaria.To learn more about tapeworm infections:
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The skull that protects the brain has joints. State two reasons why this is so.
Answers
Answer: Most of the bones of the skull are held together by firm, immovable fibrous joints called sutures or synarthroses. These joints allow the developing skull to grow both pre- and postnatally.
Explanation:
Consider the oligopeptide: ALKMPEYISTDQSNWHHR If treated with pepsin, how many peptide fragment(s) would be present? Enter your answer as a whole number. If no cleavage takes place, enter a " 1 " to indicate the peptide remained intact.
Answers
When treated with pepsin, the oligopeptide ALKMPEYISTDQSNWHHR would yield two peptide fragments. Cleavage occurs between the phenylalanine (F) and leucine (L) residues, resulting in fragments ALKMPEYISTDQSNW and HHR.
Pepsin specifically cleaves peptide bonds following aromatic amino acids (phenylalanine, tryptophan, and tyrosine) and certain amino acids like leucine, methionine, and glutamic acid. Analyzing the given oligopeptide, we can identify potential cleavage sites. Pepsin would cleave after the phenylalanine (F) residue, resulting in two fragments: ALKMPEYISTDQSNWHHR.
Therefore, the answer is "2" peptide fragments. The cleavage takes place between the phenylalanine (F) and the following leucine (L) residues. This would yield two separate peptide fragments: ALKMPEYISTDQSNW and HHR. The first fragment ends with the last amino acid cleaved, while the second fragment starts from the cleavage site and continues until the end of the oligopeptide.
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