Prokaryotic operons typically include a(n) ________ and a(n) ________ with multiple genes
A) operator; terminator
B) operator; promoter
C) promoter; repressor
D) inducer; repressor
E) CAP-binding site; inducer
B
Bloom's Taxonomy: Comprehension
Section: Gene Function
Learning Outcome: 7.16
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Immunity ____
a. is always adaptive b. is an organism's ability to resist and combat infections c. evolved after the emergence of multicellular organisms d. is only found in mammals e. is not specific for any given pathogen
Different cell lineages express different subsets of genes, resulting in _____
a. epigenetics b. selective genetics c. differentiation d. morphogenic e. assimilation
The principal job of the human nervous system is to
a. facilitate communication among the body systems. b. store information. c. replace or repair damaged tissues. d. provide for defense against pathogens. e. rid the body of metabolic wastes.
Which of the following shows the greatest promise as a cancer chemotherapy agent?
A) a drug that interferes with organismal cellular respiration B) a drug that prevents mitotic spindle from forming C) a drug that prevents crossing over D) a drug that prevents tetrad formation