During menopause:a
estrogen levels rise.
b. menstruation ceases.
c. many ova are released.
d. women experience cold flashes.
e. all of these are correct
B
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Antimicrobial agents can target the cell wall by
A. digesting it. B. blocking its synthesis. C. denaturing proteins. D. All of the choices are correct.
Chromosome number is reduced during meiosis because the process consists of
a. two cell divisions without any chromosome replication. b. a single cell division without any chromosome replication. c. two cell divisions in which half of the chromosomes are destroyed. d. two cell divisions and only a single round of chromosome replication. e. four cell divisions with no chromosome replication.
The behavior of animals is under the control of
A. the endocrine system. B. the nervous system. C. both the nervous system and the endocrine system. D. neither the nervous system nor the endocrine system.
The mass of a given volume of matter is expressed as
A. weight. B. energy. C. density. D. gravity.