Mature sperm cells are called _____
1.spermatogenesis
2.spermatozoa
3.spermatocytes
4.spermatids
2
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The complement system consists of several proteins that form a(n) ________ that forms a pore in the membrane of bacteria during the nonspecific immune response.
A) membrane attack complex B) endogenous pyrogen C) perforin D) acute phase complex E) cell-mediated antigen
Cilantro tastes soapy to some people because
A) there is genetic variation in at least one of the three types of receptors needed to perceive a nonsoapy flavor. B) they are not an identical twin. Only identical twins detect a soapy flavor in cilantro, while all other people do not detect this soapy flavor. C) their ancestors did not live in cultures where cilantro was a common ingredient in the cuisine. D) they were not raised in an environment where cilantro was a common ingredient in the cuisine.
When the sperm nucleus combines with the egg nucleus, what is formed
a. zygote
b. gamete
c. zoospore
d. sporangium
e. zoosporangium
Herpes simplex enhances the spread of AIDS
Indicate whether this statement is TRUE or FALSE.