Which of the following hormones promotes cell division?
A) auxin
B) cytokinin
C) gibberellin
D) abscisic acid
B
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Cells in the G0 stage
A) have two chromatids per chromosome. B) are replicating their chromosomes. C) are about to enter the mitotic phase of the cell cycle. D) are in an extended G1 phase and no longer dividing. E) are dead.
Drugs used to treat AIDS and herpes virus infections are synthetic versions of compounds found in ____
a. sea anemones b. sponges c. roundworms d. cnidarians e. planaria
____________________ is the branch of genetics that is used to map genes and study chromosome structure and
abnormalities in chromosome number and organization. Fill in the blank(s) with the appropriate word(s).
A nosocomial infection is
A) Always present but inapparent at the time of hospitalization. B) Acquired during the course of hospitalization. C) Always caused by medical personnel. D) Only a result of surgery. E) Always caused by pathogenic bacteria.