Where would one expect to find the most telomerase?
A. male germ cells that give rise to gametes.
B. skin cells from a 60-year-old individual.
C. skin cells from a 2-year-old individual.
D. a nerve cell from a 60-year-old individual.
E. a nerve cell from a 2-year-old individual.
A. male germ cells that give rise to gametes.
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Cells conserve energy and resources by making active proteins only when they are needed. If a protein is not needed, which of the following methods of control would be the most energy-efficient?
A. block transcription B. degrade the mRNA after it is made C. prevent translation of the mRNA D. degrade the protein after it is made Clarify Question · What is the key concept addressed by the question? · What type of thinking is required? · What key words does the question contain and what do they mean? Gather Content · What do you already know about transcription and translation? Consider Possibilities · What other information is related to the question? · What other information is related to the question? Which information is most useful? · Consider the different answer options. Which can you rule out? Choose Answer · Given what you now know, what information and/or problem solving approach is most likely to produce the correct answer? Reflect on Process · Did your problem-solving process lead you to the correct answer? If not, where did the process break down or lead you astray? How can you revise your approach to produce a more desirable result?
The colinearity rule describes rev
A. the correlation between the spatial arrangement of homeotic genes along the chromosome with their expression. B. The correlation between the timing and location of expression of homeotic genes. C. the long stretches of DNA between homeotic gene complexes. D. the parallel arrangement of homeotic genes between different chromosomes. E. the spatial arrangement of alpha helices in proteins encoded by homeotic genes.
Modeled after actuarial tables, how do life tables assort the population?
a. by wealth b. by tax bracket c. by age interval d. by illness or condition
A(n) ectotherm’s metabolic rate changes with the weather. Indicate whether the statement is true or false