A phenomenon known as ________ [two words] occurs under conditions where a selection pressure works against deleterious mutations, resulting in the corresponding decrease in the frequency of a closely linked neutral mutation
Fill in the blank(s) with correct word
background selection
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Which of the following methods is the most effective as birth control?
a. condoms b. diaphragms c. abstinence d. oral contraceptives e. vasectomy
During the early Neogene, temperate woodlands replaced tropical forests. During the late Neogene, these were then replaced by grasslands. Which groups were favored by this transition?
A. Angiosperms B. Primates C. Teleost fish D. Herbivores E. Insect pollinators
What proportion of the solar radiation that reaches Earth's surface is visible light?
A) A small fraction is visible light. B) Most of the radiation is absorbed by rocks on Earth's crust. C) About half is visible light. D) It is captured by plants and used in photosynthesis. E) About 90% of it is visible light.
Which of the following is the largest genome sequenced to date?
A. Pan troglodytes (chimpanzee) B. Homo sapiens (human) C. Saccharomyces cerevisiae (brewer's yeast) D. Mus musculus (mouse) E. C. elegans