Which mechanism of controlling gene expression occurs outside of the nucleus?
A) adding a cap and tail to RNA
B) DNA packing/unpacking
C) RNA splicing
D) translation
Answer: D
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Bacteria are good models to use because they
A. are large in size. B. share many biochemical/physiological properties with more complicated organisms. C. can be assembled into multicellular organisms. D. have complicated growth requirements.
The concept of an ecosystem differs from that
of a community in that, unlike the community, the ecosystem includes the a. producers. b. decomposers. c. physical environmental factors. d. animals as well as the plants. e. parasites.
Which term is given to the total genetic information carried by all members of a population?
A) breeding unit B) genome C) gene pool D) race E) chromosome complement
________ immunity deals with microbes circulating in your bloodstream, whereas ________ immunity deals with microbes hiding within body cells
Fill in the blank(s) with correct word