A gene pool is comprised of what?
A. all the genes in a population
B. all the alleles within a population
C. all the individuals within a population
D. all the offspring within a population
B
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Which of the following statements is not true of proteins destined for the ER?
A) They have a signal sequence. B) The signal sequence for the ER consists of 15-30 amino acids. C) The proteins are modified with carbohydrates in the ER. D) The signal sequence is subsequently removed from the mature protein. E) The SRP binds to the protein and prevents entry into the ER until translation is completed.
I tend to have an inquiring mind, and I want to know more about how water moves within the plant body. I take a common houseplant and cut the stem off about 1 inch from the soil surface. I notice water collecting at the cut as if some force is pushing it up through the roots and remaining stem. How could I best explain my findings?
Compared to other primates, anthropoids have
A) a decreased reliance upon vision. B) a stronger reliance upon smell. C) a fully opposable thumb. D) smaller total body size in most cases.
The fungus Botrytis cinerea infects grapes. When grapes infected with this fungus are picked at the appropriate stage, they produce a delicious sweet wine. In order for wine producers to encourage this infection, they could try to enhance the function of which fungal genes?
A. avirulence genes B. genes that encode microRNAs C. sesistance genes D. genes that lead to the production of NO