What is the function of white blood cell granules, which are present in eosinophils, neutrophils, basophils, and mast

cells?



a. to phagocytize pathogens and cellular debris
b. to release cytokines, digestive enzymes, and toxins that kill parasites
c. to activate killer T cells
d. to develop into dendritic cells that phagocytize pathogens
e. to act as memory cells for B lymphocytes


ANSWER: b

Biology & Microbiology

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Which of the following is evidence that the

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The outcome of cleavage during embryonic development is the production of a

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In the "typical" menstrual cycle, day 13 or 14 is when

A) the corpus luteum disintegrates. B) progesterone levels peak. C) menstruation begins. D) ovulation occurs. E) estrogen levels reach their lowest point.

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Order the following choices to reflect the organization of taxa, from the most general to the most specific, to test your understanding of levels of classification.

> Order > Phylum > Species > Domain

Biology & Microbiology