Which of the following occurs in both spermatogenesis and oogenesis?
A. Diploid stem cells divide by mitosis to
create a large population of precursor cells.
B. The developing gametes remain
connected to one another via cytoplasmic
bridges.
C. Polar bodies are produced.
D. Four haploid gametes are produced.
E. Production of gametes begins at puberty.
A
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Humans are ____ animals
a. oviparous b. viviparous c. ovoviviparous d. marsupial e. parthenogenic
Refer to Figure 29-1. The fungus illustrated in Figure A is:
a. multicellular.
b. coenocytic.
c. septate.
d. dikaryotic.
e. monokaryotic.
Serological testing can be used to test each of the following except ________.
A. skin B. blood serum C. urine D. cerebrospinal fluid E. saliva
Which of the following is a sterilizing agent?
A) ozone B) hydrogen peroxide C) peracetic acid D) dish soap E) ozone and hydrogen peroxide