Which of the following statements is NOT a
possibility even though the phylogenetic lineages for
hominids are not definitive?
a. Homo preceded Australopithecus.
b. Homo sapiens is the most recent.
c. Australopithecus is probably more ancient than
Homo.
d. Homo erectus preceded Homo sapiens.
e. Homo and Australopithecus may have evolved at
the same time.
Answer: a
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The shaft of a long bone is also known as:
A. the diaphysis. B. the epiphysis. C. trabeculae. D. the long bone wall.
Which eye is the best at detecting motion?
a. compound eye b. single-lens eye c. ocellus d. ommatidia e. photoreceptor
Ecdysone, a steroid hormone, controls ____
a. the menstrual cycle b. molting in arthropods c. the wake-sleep cycle d. the formation of hormone receptors e. the formation of sperm
Scientists are constantly trying to find renewable sources of energy. Which of the following is a benefit of renewable resources?
A) Renewable resources are easily accessible and less expensive to harvest. B) Renewable resources are sustainable and can be used for years to come. C) Renewable resources are not sustainable and cannot be replaced once they have been used. D) Renewable resources are usually more costly to harvest and more difficult to use.