HeLa cells have been used in research to
a. identify viral strains.
b. investigate cancer.
c. study the effects of radiation on cells.
d. develop tissue culture techniques that
produced a polio vaccine.
e. all of these.
E
Biology & Microbiology
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Indicate whether this statement is true or false.
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Nutritional symbiosis:
What will be an ideal response?
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In the fetus and during early puberty, in addition to corticosteroids, the adrenal cortex produces
a. insulin. b. androgens. c. ACTH d. epinephrine. e. norepinephrine.
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Human blood types follow which of the following inheritance patterns?
a. dominance and codominance b. dominance and incomplete dominance c. codominance d. incomplete dominance
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