What is the significance of the Miller-Urey experiment?
What will be an ideal response?
The Miller-Urey experiment is important because it shows that complex organic molecules form naturally in a wide variety of circumstances.
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Which of the following is NOT true of the sex
hormones?
a. They are produced in the gonads. b. They are protein hormones. c. Estrogen is an example. d. They influence gender and sex differences. e. They are derived from the steroid cholesterol.
Domestication of dogs has led to
A. different species. B. a variety of vestigial structures. C. convergent evolution. D. reproductively isolated breeds. E. a variety of phenotypes.
Oak trees grow slowly and put a lot of resources into the trunk, bark, and roots. Seeds are relatively heavy. In the plant kingdom, oaks might be considered:
A) K-selected. B) opportunistic. C) density independent. D) r-selected.
The area over which an animal moves in the course of daily activity, but which it does not necessarily defend against other animals, is called what?
A. Territory B. Foraging space C. Nesting site D. Home range E. Family home