Giardiasis may be contracted from
A. another person.
B. clear mountain streams.
C. chlorinated city water.
D. cold filtered beer.
E. another person, clear mountain streams AND chlorinated city water
E
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Genes on different chromosomes ___________________ during meiosis. Genes that are very close together on the same chromosome are _________
A. do not assort independently; linked B. assort independently; linked C. do not assort independently; unrelated D. assort independently; unrelated
Why do you think that endangered plants and some animals receive very little attention from
the public?
a. The organisms are not strong enough to survive. b. People are more apt to be concerned about the status of “cute” animal populations. c. They are not important members of a food web. d. They are not well suited to the environment.
If you were able to look very closely at a portion of DNA and find methylated histones, you would
A. be looking at a region of inactive chromatin. B. be mistaken since only DNA can be methylated, not histones. C. be looking at a chromatin remodeling complex. D. be looking at a region of active chromatin.
What was the typical height of the Neanderthal male, based on material from multiple fossil remains?
A. 120 cm B. 164 cm C. 148 cm D. 171 cm E. 175 cm