How could you monitor flower determination in a plant that is mutant for all three class E SEP genes?
A. You cannot, because the class E mutant cannot make proper flowers.
B. Look for formation of sepals and petals.
C. Measure levels of SEP protein.
D. Measure levels of LEAFY and AP1 proteins.
D. Measure levels of LEAFY and AP1 proteins.
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Eukaryotic telomeres replicate differently than the rest of the chromosome. This is a consequence of which of the following?
A) the evolution of telomerase enzyme B) DNA polymerase that cannot replicate the leading strand template to its end C) gaps left at the end of the lagging strand D) gaps left at the end of the lagging strand because of the need for a primer E) the "no ends" of a circular chromosome
When a substance moves across the plasma membrane along a concentration gradient at a rate faster than would be expected by simple diffusion alone but without the expenditure of metabolic energy, the process is best described as
a. facilitated diffusion b. osmosis c. active transport d. pinocytosis e. the work of an ion pump
The hormone that stimulates mammary gland development and milk production is ________
Fill in the blank(s) with correct word
In comparing the chromosomes of humans, chimpanzees, gorillas, and orangutans, what type of genomic evolution has occurred in chromosome 2 in the human, as compared with the other three species?
A. fusion. B. duplication. C. inversion. D. inversion followed by duplication. E. fragmentation.