The purpose of the pulmonary circuit is to ________ .
a. deliver blood to the hepatic portal system
b. send de-oxygenated blood to the heart
c. circulate oxygenated blood to the tissues
d. oxygenate blood received from the tissues
e. receive oxygenated blood from the heart
d. oxygenate blood received from the tissues
Biology & Microbiology
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Pellagra is a deficiency disease related to which of
the following vitamins? a. A b. B1 (thiamine) c. C (ascorbic acid) d. B2 (riboflavin) e. B6 (niacin)
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A genetic family tree can more correctly be called a ________.
Fill in the blank(s) with the appropriate word(s).
Biology & Microbiology
A mushroom is the fleshy, spore bearing reproductive structure of some fungi.
a. true b. false
Biology & Microbiology
In females, the first polar body is formed during
A. meiosis I. B. meiosis II. C. ovulation. D. fertilization.
Biology & Microbiology