Which cell type transports oxygen and carbon dioxide?
a. erythrocytes
b. lymphocytes
c. basophils
d. neutrophils
e. eosinophils
ANSWER: a
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Which of the following best substantiates why location 3 is an equatorial (tropical) climate?
A) It has a monsoon season during the winter months. B) It has consistent monthly averages for rainfall. C) The temperature is high for each monthly average. D) The temperatures reach 100 °F during some months. E) The temperatures are lower in June, July, and August.
The myocardium is the
A. sac surrounding the heart. B. layer of endothelial cells lining the wall of the heart. C. artery that carries blood away from the heart. D. artery that carries blood to the heart. E. thick, muscular layer of the wall of the heart.
Any light-driven reaction that attaches phosphate to a
molecule is called __________. Fill in the blank(s) with the appropriate word(s).
What would be the most likely outcome if the genetic code was not degenerate?
A. The effect of some mutations would increase. B. The effect of some mutations would decrease. C. The number of stop codons would increase. D. The mutation rate would remain the same.