The least susceptible for serious illness from foodborne pathogen is a 50-year-old female with hypertension, option D.
What are foodborne pathogens?Foodborne pathogens (viruses, bacteria, and parasites, for example) are biological agents that can cause foodborne illness. A foodborne disease outbreak occurs when two or more cases of similar illness occur as a result of the consumption of a common food.
Medical conditions such as hypertension are least affected by illnesses caused by foodborne pathogens because they have little to do with viruses and bacteria and more to do with dietary plan where as diabetes and pregnancy can be affected.
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A team of scientists is studying several plant species that they think could become new farm crops. The scientists want to apply selective breeding to develop one of the species into useful crop plants.
Which property of a plant species would be MOST USEFUL for meeting the scientists' goal?
A.) very low genetic variation
B.) very high genetic variation
C.) producing only a few fruits and seeds each growing season
D.) growing slowly from seedlings to maturity
Answer:
B very high genetic variations
Explanation:
why because it can produce more food items so that way we won't go extinct
PLEASE HELPPPP
3. In order to calculate the length of the gene fragment amplified by PC, you will need two pieces
of information:
a. the number of bases in the gene sequence that is amplified that does not include the region of
instability (CAG repeats)
b, and the number of trinucleotide repeats
4. Calculate the number of bases in the gene sequence above. This number will remain
the same for all chromosomes.
a. Count the number of bases starting with the forward primer and ending with the
reverse primer. Do not count the region that is highlighted.
Number of bases
5. Using your pencil mark every CAG repeat. Count the number of repeats that are marked;
this is the region of instability and varies among individuals. To figure out the number of bases;
multiply the number of repeats by 3.
a. Number of repeats
b. Number of bases in the region of instability
6. Calculate the target fragment size of a PC product by adding the number of bases in the gene
sequence and the number of bases from the trinucleotide repeats
Number of bases in
the gene sequence
Number of CAG
repeats
Number of bases on CAG repeat area
Total fragment size of
PR product
7. Using this information, calculate the expected fragment size to identify Nathaniel and Jeans
trinucleotide repeat count. Recall that Jean's genotype was (8, 19) and Nathaniel's genotype
was (72, 19).
Person
Jean
Jean
Nathaniel
Nathaniel
Number of bases in
the gene sequence
Number of
CAG repeats
8
19
72
19
Number of bases on Total fraqment size
CAG repeat area
of PCR product
B. Using the data from the chart in question 7 complete a punnet square for possible genotypes for Jean
and Nathaniel's offspring:
Dean
138
330
Nathaniel
9. What would the bands look like in each of the four outcomes you predicted for Jean and Nathaniel's
offspring? Draw band patterns for the possible outcomes on the gel below.
Lane 1:
Lane 2:
Lane 3:
Lane 4:
Lane 5:
Lane 6:
Assuming that the PCR product is run on a gel electrophoresis, the band pattern would depend on the size of the PCR product, which is determined by the number of CAG repeats. The larger the number of CAG repeats, the larger the PCR product, and the slower it will migrate through the gel.
How to explain the informationThe expected band pattern for each possible offspring genotype is as follows:
Offspring genotype: (8, 8)
Expected PCR product size: 138 bp (gene sequence) + 24 bp (8 CAG repeats x 3) = 162 bp
Band pattern: One band at 162 bp
Offspring genotype: (8, 19)
Expected PCR product size: 138 bp (gene sequence) + 57 bp (19 CAG repeats x 3) = 195 bp
Band pattern: One band at 195 bp
Offspring genotype: (72, 8)
Expected PCR product size: 4176 bp (gene sequence) + 24 bp (8 CAG repeats x 3) = 4200 bp
Band pattern: One very faint band at 162 bp and one very strong band at 4200 bp
Offspring genotype: (72, 19)
Expected PCR product size: 4176 bp (gene sequence) + 57 bp (19 CAG repeats x 3) = 4233 bp
Band pattern: One faint band at 195 bp and one strong band at 4233 bp.
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what would be the mass of a charger block (Has to be grams)
Answer:
23 grams
Explanation:
9. Which of the following nitrogenousbases is not found in DNA?
a. Adenine
b. Thymine
c. Uracil
d. Cytosine
Answer:
c. Uracil is not found in DNA. Instead, Uracil is only found in RNA.
Which organisms can reproduce using the process of fragmentation
Fragmentation is a form of asexual reproduction and is seen in annelids, fungi, cyanobacteria, sponges, and flatworms.
In Fragmentation, an organism divides itself into a number of fragments. It occurs when an organism completely breaks down independently irrespective of the other parts. Each one of these fragments matures into fully grown adults that are clones of the original organism.
Asexual reproduction usually involves the participation of a single parent alone can produce new offspring. The newly produced individual is genetically identical to one another and its parent. Both multicellular and unicellular organisms divide by fragmentation which is asexual reproduction.
Fragmentation is the most common method of reproduction in lower invertebrates. It is seen in many organisms including filamentous cyanobacteria, algae, lichens, molds, many plants, and animals such as flatworms, annelid worms, sponges, and sea stars.
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The organisms that can reproduce by fragmentation are Option d Sponges and Sea anemones.
Fragmentation is a form of asexual reproduction in which an organism breaks into two or more fragments, and each fragment develops into a new individual. Both sponges and sea anemones are examples of organisms that exhibit this mode of reproduction.
Sponges are simple multicellular animals that lack true tissues and organs. They possess a porous body structure, and when a sponge is fragmented, each fragment has the potential to develop into a new sponge through regeneration. These fragments contain specialized cells called archaeocytes that can differentiate into various cell types required for the formation of a new sponge.
Sea anemones, on the other hand, are marine animals belonging to the phylum Cnidaria. They have a cylindrical body with tentacles surrounding their mouth. When a sea anemone is fragmented, each piece can regenerate into a complete individual. The process involves the differentiation of cells within the fragments, leading to the development of new tentacles, body parts, and eventually a mature sea anemone.
Both sponges and sea anemones have remarkable regenerative abilities, allowing them to reproduce through fragmentation. This form of asexual reproduction enables them to colonize new areas, expand their population, and adapt to changing environmental conditions. Therefore the correct option is D
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The Question was Incomplete, Find the full content below :
The organisms which can reproduce by fragmentation are:
(a) Corals and Sponges
(b) Corals and Spirogyra
(c) Sea anemone and Spirogyra
(d) Sponges and Sea anemones.
the ability of a solution to change the shape or tone of the cell
Answer:
tonicity
Explanation:
this i the ability of a solution to change the shape (tone) of a cell by altering it's internal water volume
This is the marine science
I don’t understand
And thank you if you help me
A cyclonic storm seems to be a violent and very often destructive storm that occurs when the wind moves in a circular pattern at high speeds.
What cause cyclonic storm?Cyclones have been caused by atmospheric disturbances in the vicinity of a low-pressure area, which are distinguished by rapid and often destructive air circulation. Cyclones are frequently accompanied by violent storms and inclement weather.Tropical storms include hurricanes, typhoons, and cyclones. The only distinction is where they form. Hurricanes form in the tropical Atlantic and the Pacific Ocean's eastern equator. Cyclones form south of the equator, off the coasts of Australia and Madagascar, among other places.A tropical cyclone is a rapidly rotating storm system with a low-pressure center, a closed low-level atmospheric circulation, strong winds, and a spiral arrangement of thunderstorms causing heavy rain and squalls.To learn more about cyclonic storm refer to :
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E1 Biol 2281 usage of internet to analyze nuclei acid
Are these right?
We can see here that going through the answers provided in the image, we can deduce that they are correct though it will be proper to cross-check before submitting.
What is nuclei acid?Nucleic acids are biomolecules that play a crucial role in storing, transmitting, and expressing genetic information in living organisms. They are essential for the functioning and inheritance of genetic traits.
Both DNA and RNA are polymers made up of repeating units called nucleotides. Each nucleotide consists of three components: a sugar molecule (deoxyribose in DNA and ribose in RNA), a phosphate group, and a nitrogenous base.
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The parent cell has 46 chromosomes how many caulk be in each daughter cell in mitosis
Answer:
Explanation:
23 because they only get half the chromesonses
HIGHSCHOOL
Use the same article to answer the following question.
Strongest Muscle
Explain why the heart can be considered the muscle with the greatest elastic strength.
Which of the following did you include in your response? Check all that apply.
+The heart pumps 2 ounces (71 grams) of blood at every heartbeat
+The heart pumps 2,500 gallons (9,450 liters) of blood each day.
+The heart beats over three billion times in a person’s lifespan
Responses included are:
The heart pumps 2 ounces (71 grams) of blood at every heartbeat. The heart pumps 2,500 gallons (9,450 liters) of blood each day. The heart beats over three billion times in a person’s lifespan. Why does the heart muscles have great elastic strength?The heart is a four-chambered organ that is located in the center of the chest. The two upper chambers of the heart are called the atria, and the two lower chambers are called the ventricles. The atria receive blood from the body, and the ventricles pump blood to the lungs and the rest of the body.
The heart is a vital organ that is essential for life. It is responsible for pumping blood throughout the body, which delivers oxygen and nutrients to the cells and removes waste products. The heart is a strong and resilient organ, but it can be damaged by disease or injury. If the heart is not functioning properly, it can lead to a number of health problems, including heart failure, stroke, and heart attack.
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BRAINLIEST!!!
YOU HAVE 5 MINUTES!!!!
Design an easy do-it-yourself compost bin that can be put (exnfe ffpao)
together at home. You can describe it, draw and label it, or both!
Include the following in your design:
• drawing or description of design
• materials used for the bin
• size of the bin
• substances used to fill it
• household items that can go in it
• how long it takes before it is ready
• how you use the compost
2)
Compost bin design: Add these household items to
your compost bin:
Compost is ready to use in this
much time:
Use your compost this way:
A description of the compost bin that can be used for this experiment is that the bin is a rectangle-shaped container that is made of wood. This container is 150 cm wide and 30 cm deep. It can hold up decaying materials for up to one month.
How to use the compostThe compost can be used to store decaying materials that will be used in a nearby farm for manure. Composting is the act of storing up decomposable materials that remain in a container until they are ready for use.
The compost so obtained can be used to improve the fertility of the soil where crops will be planted.
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What percent of the offspring will have black eyes?
Answer:
there could be many offsprings that have black
The Montreal Protocol ________.
Answer:
The Montreal Protocol, finalized in 1987, is a global agreement to protect the stratospheric ozone layer by phasing out the production and consumption of ozone-depleting substances (ODS).describe the part of meiosis that are similiar to mitosis
How does a tree conserve energy/matter during the process of cellular respiration?
Can you please help me with this exercise a
Can you please help me with this exercise A of sentence rephrasing:
1.We were doubtful about his success. (Use: sure.....)
Ans: We were not sure about his success.
2. Sneha looked at me and smiled. (Begin: looking.....)
Ans:- Looking at me, Sneha smiled.
3. One should not always keep promises. (Begin: Promised)
Ans:- Promised should not always be kept.
4. I said,' How sad he looks! (Begin! I exclaimed)
Ans- I exclaimed, "How sad he looks!"
5. As soon as the traveler knocked, a bird. flew out of the turret. (Begin: No sooner...…)
Ans:- No sooner did the traveler knock, a bird flew out of the turret.
6. Unless you walk fast, you will miss the bus. (Use: lest)
Ans:- Walk fast lest you miss the bus.
7. The boxing was kind and just. (Begin: Not only)
Ans!- Not only was the boxing judge kind, but also just.
8. Mrinal is not as clever as Samir. (Begin: Samir.....)
Ans: Samir is cleverer than Mrinal.
Sentence transformation or sentence rephrasing exercises are used to describe these types of sentences. They require changing a sentence to include a particular word or phrase specified in parentheses. These exercises are designed to assess your knowledge of sentence form, principles of grammar, and word usage. They help develop your ability to communicate concepts in multiple ways and show versatility in sentence structure.
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18. Phytoplankton are
important protists because
they are the initial source
of
a. food in most land
ecosystems.
b. food in most ocean and
freshwater ecosystems.
c. oxygen in the
atmosphere.
d. Both (a) and (b)
Answer:
. food in most ocean and
freshwater ecosystems
PLZ HELPPPPPPPPPPPP
Answer:
you're correct
Explanation:
Answer:
楽しい時間楽しい時間楽しい時間
Explanation:
g What term refers to probes that will hybridize only with a complementary sequence and not with other sequences that may vary by as little as one nucleotide
Answer: Here are the options which are not given.
A) generation-specific probes
B) short, variable repeats
C) VNTRs
D) microsatellites
E) allele-specific oligonucleotides (ASOs)
E) allele-specific oligonucleotides (ASOs)
The correct Option Is E.
E) allele-specific oligonucleotides (ASOs)
Explanation:
Allele-specific oligonucleotides is a small synthetic DNA that proves which will hybridize with a only a complementary sequence of DNA and not with other sequence that may be different even with a nucleotides.
The DNA probe must be single stranded so that the desired Gene segment will be located.
The probe attach to the segment of DNA which has nucleotides complementary to its own.
Allele-specific oligonucleotide hybridization, or dot blotting, is a technique use to test known mutations.
Question 1) Explain how the structure of a cellulose molecule relates to the molecules function. Question 2) Explain how a change in the sequence of nucleotides in a strand of DNA might cause a protein to malfunction. Question 3) How does ATP provide energy to your body? Will Mark Brainliest if correct.
Cellulose molecules are arranged parallel to each other (flipped 180 degrees) with hydrogen bonds joining them. It forms strong cable-like structures for support. This is important as it keeps the plant straight and upright.
Changing the sequence of nucleotides in the DNA molecule can change the amino acids in the final protein, leading to protein malfunction. If insulin does not function correctly, it might be unable to bind to another protein (insulin receptor).
Adenosine triphosphate (ATP), energy-carrying molecule found in the cells of all living things. ATP captures chemical energy obtained from the breakdown of food molecules and releases it to fuel other cellular processes. ... When energy is needed by the cell, it is converted from storage molecules into ATP.
BRAINILIEST PLEASE
Which of the organisms below represents a herbivore?
A northern elephant seals
B kelp
C sea otters
D kelp crabs
Answer:
D
Explanation:
Kelp Crabs
Answer this question in a paragraph. No plagiarism.
What is E waste and why is it a problem?
Answer:
E-waste is a large list of different chemicals that are very harmful to people and the environment. Mercury, lead, beryllium, etc, are just some of the chemicals that come from many different electronics. When these electronics are not handled correctly during disposal, the chemicals in the products end up in our soil, water, and air. They are not good for the environment or any of earths living organisms.
Explanation:
I tried my best. I did not plagarize. :)
Help pleaseeeeeeeeeeee
What does pH measure? Suppose a solution has a pH of 11. Is it an acid or base? Suppose a second solution has a pH of 8. What can be said about its relative acidity compared to the first solution?
How to solve?
pH measures how basic/acidic a solution is. The range is from 0-14 with 7 being neutral (not acidic or basic). 0 is the most acidic and 14 is the most basic.
A pH of 11 is basic, and a pH of 8 is relatively more acidic compared to the first solution (a pH of 8 is very close to neutral, and closer to acidic on the pH scale).
hopper, chirp during mating season to attract females of t
near roadways chirp at higher frequencies than male grasshoppers whose habitats are away from the noise
hypothesis.
Complete the experimental procedure that allowed the scientists to test the hypothesis. Drag the steps into t
Experimental Procedure
Step 1
Step 2
Step 3
Step 4
Step 5
Collect 188 male Chorthippus biguttulus grasshoppers from habitats
near roadways and 188 from quiet habitats during mating season.
Steps
Place female grasshoppers near each
group of male grasshoppers.
Place all the male grasshoppers together in ond
The experimental procedure that allowed the scientists to test the hypothesis can be completed by recording the amount of mating which occurred as a result of the chirping sounds made by the males.
What is an Experiment?This is referred to as a procedure carried out to support or refute a hypothesis, or determine the efficacy or likelihood of something previously untried.
Since we are to discover if the chirping sound were responsible in helping the males find a mate then the mating frequency as a result of it being made should be recorded so as to draw out a conclusion.
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the prefix gen- means "begin." how does this apply to the key term generation?
The prefix "gen-" in "generation" implies the act of beginning or bringing forth something new, marking a departure from what existed before.
The prefix "gen-" does not specifically mean "begin," but rather derives from the Greek word "genēsis," which translates to "origin" or "creation." In the context of the key term "generation," the prefix "gen-" conveys the notion of creating or producing something new.
When we refer to "generation," we often think of a group of individuals born and raised during a particular period. However, the concept of generation extends beyond human demographics. It encompasses the idea of a collective creation or production of something that arises or evolves within a specific time frame.
In the broader sense, generation implies the development, formation, or emergence of something novel, whether it be ideas, technologies, energy sources, or social movements. It captures the essence of progress and the continuous cycle of renewal and innovation.
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how do Euglena reproduce?
what would be a word for a trait controlled by a single gene
describe how impulse are transmitted across a synapse
A tiny electric message moves through a long part of a brain cell called the axon. When a message goes to the end of a nerve, it sends chemicals called neurotransmitters. These substances move through a tiny gap and attach to special parts of another nerve cell's outer covering.
What are the impulse?Messages called impulses are sent from one nerve cell to another through a connection called a synapse. This process is called synaptic transmission. Synapses are connections between nerve cells or between nerve cells and other cells, like muscles or glands.
The neuron sending the signal is called the presynaptic neuron. When a signal travels down a nerve cell, it causes little sacs called vesicles to release chemicals called neurotransmitters.
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I need help on This question I’ll give you brainliest
The change to the investigation that would remove the source of the error noticed by the scientist is to test a fourth group, in which the participants do not receive the mineral supplement (option A).
What is a controlled experiment?A controlled experiment is an experiment designed to replicate the main experiment in every way, except in respect of the one variable that is being tested, so as isolate the effect of that variable.
In other words, a control is introduced in the experimentation process. A control is group of test subjects left untreated or unexposed to the independent variable.
According to this question, a company is testing the effect of a mineral supplement on common cold. The experimental procedure is okay except that they didn't include a fourth group, which will serve as the control.
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