Which of the following results from mitosis?
a. a pair of unidentical twins
b. a group of rooted plant cuttings from multiple plants
c. the cells produced by the sexual reproduction of a single-celled organism
d. two new descendent cells each with a full complement of identical DNA
e. completely repaired DNA from damaged parental cells
ANSWER: d
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Which characteristic seems to be most
uniquely correlated with metastasis? a. loss of nuclear-cytoplasmic controls governing cell growth and division b. changes in adhesion proteins on membrane surfaces c. shrinkage of the cytoskeleton d. increase in blood supply to the tumor e. none of these
Animals that are being hunted (often illegally) for body parts thought to have medicinal value include:a
rhinos and bears. b. cheetahs and snow leopards. c. snow leopards and bears. d. wolves and mountain lions. e. mountain lions and black-footed ferrets
Which of the following areas of investigation is considered a major driver of modern microbiology?
A. microbial classification B. industrial microbiology C. the etiology of infectious disease D. genetics E. food preparation
The flow of genetic information is controlled by a series of biochemical reactions that result in the production of proteins, each with its own specific order of amino acids
Choose the correct series of biochemical reactions from the options presented here. (a) replication, transcription, translation (b) replication, translation, transcription (c) translation, transcription, replication (d) translation, replication, transcription