Four of the five choices listed below are associated
with the lactose operon. Select the exception.
a. regulator
b. terminator
c. operator
d. promoter
e. structural gene
Answer: b
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Synthesis of a protein destined to function in the nucleus occurs:
A. in the cytosol. B. on the rough endoplasmic reticulum. C. on the outer leaf of the nuclear envelope. D. in the Golgi apparatus.
In comparison to men, women make much less ____
a. testosterone b. growth hormone c. myostatin d. estrogen e. progesterone
A situation in which the birth rate equals the death rate is called
a. an intrinsic limiting factor. b. exponential growth. c. saturation. d. zero population growth. e. geometric growth.
Which of the following foods would be least likely to contribute to the development of heart disease?
A) margarine B) butter C) bacon D) fish oil