Answer:
It is likely that the food forest will be maintained by the local city government.
Explanation:
3. Despite differences in prokaryotic and eukaryotic cells, all cells have ___________ in them.
Answer:
pickle
Explanation:
bacterial dna containing an operon encoding three enzymes is introduced into chromosomal dna in yeast (a eukaryote) in such a way that it is properly flanked by a promoter and a transcriptional terminator. the bacterial dna is transcribed and the rna correctly processed, but only the protein nearest the promoter is produced. why?
The RNA transcript from the bacterial DNA will be capped at the 5′ end after normal eukaryotic processing. The translation initiation complex will form at the 5′ cap and travel along the mRNA until it reaches the first AUG codon, at which point translation will start.
The polypeptide is released when one of the termination codons is encountered. Because the Shine-Dalgarno sequences that come before them are not recognized by the eukaryotic translational machinery, translation of the downstream polypeptides cannot occur.
The bacterial chromosome is a single circular molecule that houses all of the DNA for the majority of bacteria. The chromosome joins a number of proteins and RNA molecules to form the nucleoid, an amorphous structure. This is located in the bacterial cell's cytoplasm.
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A student was asked the following question on her biology final exam
question : how do organisms grow in size
her answer : “organisms grow in size when the cells within the organism grow larger. As the cells grow larger the organism grows larger as well
Explain why her answer is not correct then explain how she should have answered the question
The appendix, an extension of the large intestine appears, although this is debated, to have little
function in humans. What is the appendix an example of in terms of evidence for evolution?
Answer: Vestigial organ
Explanation:
Vestigial organs are those organs which were functional in ancestral organisms belonging to the same species but due to the course of evolution of body forms they become non-functional. They can be found in the body either in the same form as used to appear in the ancestors or in rudimentary or degenerated forms.
The human appendix is one of the examples of vestigial organs. It looks like a narrow tube which forms a link with a colon of the large intestine. It was functional in human herbivorous ancestors as it used to help in digestion of variety of vegetables and other plant products. The change of diet along with due course of evolution caused the appendix to become useless. But the appendix physical form remained the same in humans.
What is acid rain and how is it a problem to oceans, rivers, lakes, ponds, etc.
Answer:
Any form of precipitation like rain, snow, fog, hail, and even dust that has acidic components. When the acidity of a lake increases, the water becomes clearer and the all the animals decrease.
Explanation:
4. Identify the adverbial clause in the sentence below.
When a starfish captures an oyster, the starfish wraps its arms around the oyster.
Owraps its arms around the oyster.
OWhen a starfish captures an oyster,
O around the oyster.
O captures an oyster,
(1 point,
'When a starfish captures an oyster,' says the adverbial clause in the given sentence.
What do you mean by an oyster?
An oyster is a type of mollusk that lives in salt water and is known for its pearl-producing capabilities. Oysters are filter feeders and are an important part of many marine ecosystems.
An adverbial clause is a dependent clause that modifies a verb, an adjective, or an adverb by providing additional information about time, place, degree, manner, cause, or condition. In the sentence 'when a starfish captures an oyster, the starfish wraps its arms around the oyster', the adverbial clause is 'when a starfish captures an oyster', which provides information about the condition under which the action of the main clause takes place.
Hence, option B is correct.
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help me with this lol
Answer:
both animal cells and plant cells have mitochondria
Explanation:
why do histones bind tightly to dna? why do histones bind tightly to dna? histones are positively charged, and dna is negatively charged. both histones and dna are strongly hydrophobic. histones are negatively charged, and dna is positively charged. histones are highly hydrophobic, and dna is hydrophilic.
Histones bind tightly to DNA primarily because of the strong electrostatic interactions between the positively charged histones and negatively charged DNA.
Histones bind tightly to DNA primarily because of electrostatic interactions between the positively charged amino acid residues on histones and the negatively charged phosphate groups on the DNA backbone. This electrostatic attraction is a strong force that can hold the two molecules together tightly.
Histones are rich in positively charged amino acids, such as lysine and arginine, which can form salt bridges with the negatively charged phosphate groups of the DNA. This helps to neutralize the charge of the DNA, making it more compact and stable. In addition to electrostatic interactions, histones also form hydrogen bonds and other non-covalent interactions with the DNA, further contributing to the stability of the complex.
While both histones and DNA are hydrophobic, this is not the primary reason for their tight binding. Hydrophobic interactions may contribute to the stability of the complex in some cases, but they are typically weaker than electrostatic interactions and hydrogen bonding.
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Describe the structure of carbohydrates. Include the elements
that they are made of, their function, and the diverse structures
that can be formed.
Answer in complete sentences.
Please help ASAP and no copy and paste
Answer:
carbohydrates are biological molecules made of carbon hydrogen and oxygen in a radio of roughly one carbon atom to one water molecule
Answer this plsss
And correct the first if im wrong
One way asexual reproduction differs from sexual reproduction is that it requires only one
organisms and, thus, one set of genes. Which of the following would you expect in the genetic
material of sexually reproducing organisms? *
A man with severe familial hypercholesterolemia (FH) has three children with a woman who does not have the condition at all. What is the correct proportion of their potential offspring for the FH trait
The correct proportion of potential offspring for the FH trait, in this case, is 50%, as each child has a 50% chance of inheriting the FH gene from their affected father.
Familial hypercholesterolemia (FH) is an inherited genetic disorder that results in very high levels of cholesterol in the blood, which increases the risk of developing heart disease. FH is caused by mutations in the genes that encode for the low-density lipoprotein receptor (LDLR), which is responsible for removing LDL cholesterol from the bloodstream. Individuals with FH inherit one copy of the mutated gene from each parent, resulting in a homozygous state, which is associated with the most severe form of the disorder.
In the case of a man with severe FH who has three children with a woman who does not have the condition, the potential offspring will inherit one copy of the FH gene from their affected father and one copy of the normal gene from their mother. Therefore, each child has a 50% chance of inheriting the FH gene and developing the disorder. Since FH is an autosomal dominant disorder, the inheritance pattern is not affected by gender.
This means that both male and female offspring have an equal chance of inheriting the FH gene from their father. The severity of the disorder may vary depending on the specific mutation and other genetic factors, but the inheritance pattern remains the same.
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how does the kidney regulate blood pH
penicillin and streptomycin are commonly used in synergism because they display the same mode of action. (true or false)
False. Penicillin and streptomycin are commonly used in synergism because they display different modes of action. Penicillin weakens the bacterial cell wall, while streptomycin inhibits bacterial protein synthesis. The combination of these two antibiotics provides a more effective treatment against a wider range of bacteria.
Penicillin is an antibiotic that inhibits bacterial cell wall synthesis, while streptomycin is an antibiotic that inhibits bacterial protein synthesis. These antibiotics work in different ways and target different parts of the bacterial cell, which is why they are often used in combination to increase their effectiveness against bacterial infections.
The use of penicillin and streptomycin in combination is an example of antibiotic synergy, where the combined effect of two or more antibiotics is greater than the sum of their individual effects. This can occur through a variety of mechanisms, including the ability of one antibiotic to enhance the uptake or effectiveness of the other antibiotic.
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Farmers try a new pesticide to prevent damage to their crops. They plant 3 fields. #1 has traditional pesticide. #2 has a new environmentally-friendly pesticide. #3 is left untreated and will be used as a control group. If field #2 has pest damage similar to field #3, you might conclude that...
back to alice and rob who did not win the genetic lottery. remember that rob has hemophilia and alice is a carrier. based on this unlucky genetic pairing, what could we say about the statistical chances of their sons inheriting or being carriers of the disease?
His sons will not have hemophilia, all of his daughters will be carriers. Hemophilia is carried on the x chromosome.
A girl has xx while a male has xy. The x chromosome is associated with the haemophilia characteristic. He would give his sons the y chromosome and his daughters the x chromosome.
The haemophilia gene is found on the x chromosome. Males only have one x chromosome, thus if that chromosome carries the haemophilia gene, they will become hemophilic. Women have two X chromosomes, and if one of them carries the haemophilia gene, they carry the illness but frequently don't exhibit symptoms.
The haemophilia gene is located on one of the two X chromosomes on a female carrier's two X chromosomes. She will pass on the illness to half of her boys, and she will pass it on to half of her daughters.
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Explain how cells respond to hormonal stimulation, including improved survival and reproduction. Explain how hormones regulate how plants grow throughout their lives, especially in response to changes in environmental conditions.
Cells respond to hormonal stimulation through specific receptors that are present on their surface or within their cytoplasm. Hormones can exert their effects through multiple mechanisms, including altering gene expression, activating signaling pathways, and modifying cellular processes.
What are Hormones?
Hormones are chemical messengers produced by various glands and tissues in the body that regulate and coordinate the activities of cells, tissues, and organs.
Hormone stimulation:
When a hormone binds to its corresponding receptor, it initiates a cascade of intracellular events that lead to various cellular responses.
The response can vary depending on the type of hormone, the target cells, and the specific signaling pathways involved.
Hormones play a crucial role in regulating physiological processes related to survival and reproduction in organisms.
For example:
Cell Growth and Differentiation: Hormones such as growth factors stimulate cell division and differentiation, promoting tissue growth and repair.Metabolism regulation: Hormones like insulin regulates glucose metabolism by promoting its uptake into cells.Stress Response: Hormones like cortisol are released in response to stress, activating the fight-or-flight response.Reproductive Hormones: Sex hormones like estrogen and testosterone regulate reproductive processes such as gametogenesis (formation of gametes), sexual maturation, and fertility.Hormones regulate plant growth throughout their lives, plants utilize a complex system of hormones, some important hormones are:
Auxins: Auxins regulate plant growth, including cell elongation, root development, and apical dominance.Gibberellins: Gibberellins promote stem elongation, seed germination, and flowering.Cytokinins: Cytokinins promote cell division and delay aging in plants. Abscisic Acid (ABA): ABA is a stress hormone that helps plants cope with adverse environmental conditions.Therefore, hormones regulate cellular processes, gene expression, and intercellular communication, allowing plants to respond and adjust their growth patterns accordingly.
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How does point mutation affect the amount of DNA?
The point mutation can alter the amount of DNA sequences depending upon the type of mutation.
A point mutation is a type of mutation in which the DNA or RNA, the organism's genetic material, is altered by the addition, deletion, or modification of a single nucleotide base. The amount of DNA is unaffected by base substitution since the nucleotide count is unaffected after the substitution. The amount of DNA grows with insertions and mutations because there are more nucleotides involved, whereas it decreases with deletion mutations. A common example of substitution point mutation is sickle cell anemia.
Hence, the type of point mutation determines the amount of DNA.
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The electron transport chain uses the high-energy electrons from the Krebs cycle to
a
produce glucose.
b
move hydrogen (H+) ions across the inner mitochondrial membrane.
c
convert acetyl-CoA to citric acid.
d
convert glucose to pyruvic acid.
The electron transport chain uses the high-energy electrons from the Krebs cycle to convert acetyl-CoA to citric acid. The correct option is C.
What is Krebs cycle?The Krebs cycle, also known as the citric acid cycle or TCA cycle, is a chain of reactions that occurs in the mitochondria and is used by almost all living cells to produce energy through aerobic respiration.
It consumes oxygen a s well as emits water and carbon dioxide as byproducts.
A high-energy electron carrier that transports electrons produced by glycolysis and the Krebs cycle to the Electron Transport Chain.
FADH2: A high energy electron carrier that transports electrons produced by glycolysis and the Krebs Cycle to the Electron Transport Chain.
The electron transport chain converts acetyl-CoA to citric acid using high-energy electrons from the Krebs cycle.
Thus, the correct option is C.
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Plz help for brainliest .
Answer:
0.24
2.7
1.3
Explanation:
Density equals mass divided by volume. the mass of the cork is 5.7 and its volume(the amount of water it displaced) is 23.5 so \(\frac{5.7}{23.5} = 0.24\)
the mass of the granite block is 2700. the formula to get the volume of a rectangular prism is Volume = length × width × height so 20 × 5 × 10 = 1000
Density equals mass divided by volume so \(\frac{2700}{1000} = 2.7\)
Density equals mass divided by volume. the pipes mass is 78 and its volume is 60(amount of water displaced) so \(\frac{78}{60} = 1.3\)
How would the transport abilities of your body's cells be affected if you did not eat properly?
Descrie tipurile de miscare evidentiate la planta din imagine
Enumera factorii de mediu care au declanșat aceste mișcări
Answer:
Părțile plantelor se îndreaptă spre lumină, substanțe chimice, căldură, apă și pământ.
Explicaţie:
Mișcarea tropicală este un tip de mișcare în care părțile plantei se deplasează spre direcția stimulilor. Fotografiile se mișcă spre lumină în timp ce rădăcina se deplasează spre pământ sunt exemplele mișcării tropice. Mișcarea tactică este un tip de mișcare în care planta se îndreaptă către substanțe chimice și căldură. Mișcarea nastică este un tip de mișcare în care părțile plantei se mișcă în sens invers și repetă această mișcare făcută de plantele insectivore.
Factorii de mediu responsabili de aceste mișcări sunt lumina, substanțele chimice, căldura, apa și pământul.
Describe the types of movement highlighted in the plant in the image . List the environmental factors that triggered these movements
Virus structure Sort the items according to whether they may be found only in free virus particles, only in uninfected host cells, or in both viruses and host cells. Drag each item to the appropriate bin.
Items that may be found only in free virus particles, only in uninfected host cells, or in both viruses and host cells vary depending on specific characteristics.
Which items are found in different combinations of free virus particles and host cells?The distribution of viral structure components varies depending on their specific functions and interactions with the host cells. Some components may be found exclusively in free virus particles, some exclusively in uninfected host cells, and some in both viruses and host cells.
Certain viral components, such as viral envelope proteins and viral capsid proteins, are typically found in free virus particles. These components play a crucial role in viral attachment, entry, and protection of the viral genome.
On the other hand, host cell components, including cellular membrane proteins and cellular machinery components, are present in uninfected host cells. These components are hijacked by the virus during infection to facilitate viral replication and assembly.
Additionally, there are viral components, like viral enzymes and viral nucleic acids, that can be found in both free virus particles and host cells. These components are essential for viral replication and gene expression, and they may be packaged within the viral particles or actively produced within infected host cells.
It is important to note that the specific components found in each category can vary depending on the type of virus and its life cycle. Therefore, the distribution of viral structure components in free virus particles and host cells is dynamic and context-dependent.
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Hope's employer deposits her paycheck directly into her checking account. How much would her employer have deposited into Hope's checking account on the most recent payday of 5/21/20?
Based on the company's earnings statement, the amount of money that would be deposited into Hope's checking account on the most recent payday of 5/21/20 is: $284.79.
Given the following data:
Gross wages = $600Current deduction = $315.21.What is an earnings statement?An earnings statement can be defined as a financial document that is used to report the amount of money that is being paid by an employer to an employee, including all the deductions for a specific period of time.
What is net pay?A net pay refers to an amount of money that an employee earns after all deductions have been subtracted from his or her gross wages.
Some examples of the deductions made from gross wages include the following:
FICA MED tax.FICA SS tax.HealthRetirementFED tax.In this scenario, we would calculate Hope's net pay as follows:
\(Net\;pay=Gross\;wages - Current\;deductions\\\\Net\;pay=600-315.21\)
Net pay = $284.79.
In conclusion, the amount of money that would be deposited into Hope's checking account on the most recent payday of 5/21/20 is a net pay of $284.79.
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Which statements describe the synapse? Select all that apply
It carries information through electrical impulses to the cell body
It is part of the neuron.
It ensures that information travels in one direction only.
It carries information through chemical impulses to the cell body,
It is the gap between neurons
It ensures that information travels in multiple directions
Answer:
It ensures that information travels in one direction only.
It is the gap between neurons.
Explanation:
It's correct
Answer:
Explanation:
It ensures that information travels in one direction only.
It is the gap between neurons.
What is the purpose of using a Punnett square in studying genetics?
A. to determine the probability of an offspring to breed with another of the same phenotype
B. to determine the exact number of offspring having a particular genotype
C. to determine the probability of an offspring having a particular phenotype
D.to determine the probability of an offspring having a particular genotype
The purpose of using a Punnett square in studying genetics is to determine the probability of an offspring having a particular genotype. Thus, the correct option for this question is D.
What is Punnett square?Punnett square may be defined as a type of table in which all of the possible outcomes for a genetic cross between two individuals with known genotypes are determined. It is named after Reginald C. Punnett, who proposed this approach in 1905.
In genetics, Punnett square is extremely utilized in order to predict the possible outcomes of two unknown genotypes. With the help of these genotypes, phenotypes of a specific set of alleles are also determined. The important concept of Punnett square is that it always determines the probability, not the exact number.
Therefore, to determine the probability of an offspring having a particular genotype is the purpose of using a Punnett square in studying genetics. Thus, the correct option for this question is D.
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Where does the 2nd stage of cellular respiration take place?
Answer: In the matrix.
Explanation: The second stage of cellular respiration, the Krebs cycle, takes place in the matrix.
Which property of water helps to moderate temperature in organisms?
'
Which of the following best describes a population?
Answer:
Explanation:
A number of things/people that populate on place
2-What is the difference between how you grow up and how a caterpillar grows up?
as a caterpillar, it will slowly begin the process of turning into a butterfly and at some point, it will go into a cocoon while when humans grow up they slowly grow taller and begin to look different from when they were younger.
Hope this helps - Six
if a trna molecule that is specialized for the transfer of the amino acid valine has the anticodon cag, it will couple with the codon
If a tRNA molecule specialized for the transfer of the amino acid valine has the anticodon CAG, it will couple with the codon GUC.
The genetic code is a set of rules that specify the correspondence between codons, which are sequences of three nucleotides in mRNA, and amino acids. Each codon codes for a specific amino acid, and the process of translation involves the pairing of codons in mRNA with complementary anticodons in tRNA.
Valine is one of the 20 standard amino acids used by cells to build proteins. The codons that code for valine are GUU, GUC, GUA, and GUG. Therefore, a tRNA molecule specialized for the transfer of valine could have any of these four anticodons: CAA, CAG, CAC, or CAU.
Therefore, If a tRNA molecule specialized for the transfer of the amino acid valine has the anticodon CAG, it will couple with the codon GUC.
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