Mammals are characterized by a:
A. diaphragm
B. hard palate
C. four-chambered heart
D. all of these
D. all of these
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During the maximum cold period 18,000 years ago, sea levels were:
A. up to 400 feet lower than today. B. up to 200 feet lower than today. C. about the same as they are today. D. up to 400 feet higher than today. E. up to 200 feet higher than today.
There’s a real argument going on among French critics about the worth of a recently produced play. Some say it’s great, and others say it’s not a play at all. Finally, a government-appointed body concludes that parts of it are good and other
parts not good, according to whether it follows or does not closely follow Neoclassical principles. You are witnessing a. Neoclassicism established as the dominant dramatic theory in France b. the fight among critics surrounding Hardy’s worth as a playwright c. the battle among critics over the worth of Corneille’s Phedre d. the fight to establish the Comedie Francaise e. Sentimentalism established as the dominant dramatic theory in England
If 36 percent of the individuals in a population have the genotype aa, then the frequency of the allele a is:
A. 0.032 B. 0.32 C. 0.40 D. 0.60
Ribose and deoxyribose are:
A. sugars B. lipids C. amino acids D. fatty acids