In the pulmonary circuit, pulmonary ____________________ carry oxygen poor blood to lungs and pulmonary ____________________ return oxygenated blood to the heart

Fill in the blank(s) with correct word


arteries; veins

Biology & Microbiology

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The tradewinds in the zone from 0 to 30 degrees north latitude are generally from the ____

a. north b. northwest c. northeast d. southeast e. southwest

Biology & Microbiology

Bile is crucial for ________ digestion because of its function in ________.

A. protein; protecting the stomach lining B. nucleic acids; uncoiling DNA strands C. fat; emulsification D. protein; lyophilization E. fat; solubilizing glycerol:fatty acid bonds

Biology & Microbiology

Meiosis in females is completed

A. at conception. D. at fertilization. B. at ovulation. E. prior to conception. C. at puberty.

Biology & Microbiology

Do you agree with geneticists that there is no genetic basis to divide humans into races? Why or why not?

Biology & Microbiology