Mitosis ________
A) is the formation of sex cells
B) produces nucleus replication
C) creates diversity in genetic potential
D) always results in division of a cell
D) always results in division of a cell
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________ is a monomer that is stored as the polymer glycogen within the liver and muscle.
Fill in the blank(s) with the appropriate word(s).
The refractory period
A. is the time during which the tissue cannot respond again. B. results in complete and incomplete tetanus. C. is the condition in which the muscle fiber only partially relaxes between contractions. D. is the condition in which stimuli occur so rapidly that there are no intervening relaxations. E. is the constant tension produced by muscles for long periods of time.
Which disease exhibits similar symptoms as breast cancer?
A) cervical cancer B) ovarian cancer C) uterine cancer D) fibrocystic disease E) vaginitis
What emerging science studies environmentally induced modifications of a gene's activity that do not involve a change in the gene's DNA code?
a. gene modification theory b. epigenetics c. geneticology d. modified genetics e. intragenetics