The _____ is where gas exchange with the pulmonary capillaries occur. It’s comprised of _____ epithelial cells.

Fill in the blank(s) with the appropriate word(s).


Answer: Alveolar sacs; simple squamous

Biology & Microbiology

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Which of the following is part of the growth phase of

the male gametophyte generation? a. carpel b. anther c. pollen tube d. seed e. megaspore

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Using hair as the derived trait, which does not

fit the clade? a. whale b. crocodile c. wolf d. elephant e. tiger

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A particular quality of an organism is referred to as a ________, each variation of which is a particular ________

Fill in the blank(s) with correct word

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__________ is the only disease to have been eradicated from causing natural infections. Fill in the blank(s) with the appropriate word(s)

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