The TATA box is a common component of promoters for
a. RNA polymerases I, II, and III.
b. RNA polymerases I and III.
c. RNA polymerase II.
d. RNA polymerase III.
e. RNA polymerase I.
Ans: c
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Green seed color is dominant over yellow seed color. If a plant produces gametes with only
yellow seed color, which of the following must be true?
a. Both parents were homozygous recessive for this trait. b. Both parents carried the recessive trait. c. One parent was homozygous recessive, and the other was homozygous dominant. d. Both parents were homozygous dominant for this trait.
Which of the following function as blood volume
reservoirs because of their great distensibility? a. veins and venules b. arteries c. arterioles d. capillaries e. all of these
The "one gene-one enzyme" hypothesis states that
A) the synthesis of each gene is catalyzed by one specific enzyme. B) the synthesis of each enzyme is catalyzed by one specific gene. C) the function of an individual gene is to dictate the production of a specific polypeptide. D) the function of each polypeptide is to regulate the synthesis of each corresponding gene.
Answer the following questions true (T) or false (F)
1. Ejaculation initially deposits the sperm in the uterus. 2. Ovulation refers to growth of the primary follicle. 3. An egg is not a gamete.