Which of the following conditions accurately represent Muller's ratchet, in terms of the selective advantage of sexual reproduction?
A) Deleterious mutations accumulate in asexual populations, resulting in a significant genetic load.
B) Sexual reproduction is selected because it reintroduces no-mutation genotypes that have been lost from the population.
C) Linkage disequilibrium increases in populations by genetic drift because no-mutation multilocus genotypes are lost by chance.
D) All of the above accurately represent the conditions of Muller's ratchet.
D
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One group of individuals of the same species in a specified area is defined as a(n) ________
a. ecosystem b. population c. morph d. variant
. Why does wood keep burning once it is lit?
a. Intermediates from the reaction drive the reaction forward. b. Energy is given off during the reaction that drives the reaction forward. c. The products have more energy than the reactants, therefore driving the reaction forward. d. The reactants have more energy than the products, therefore driving the reaction forward. e. The activation of the energy drives the reaction forward.
The domain Eukarya has ________ kingdoms
Fill in the blank(s) with correct word
Green and red algae are distinguished from protozoa because the algae
a. can be multicellular. b. cannot undergo photosynthesis and are never multicellular. c. undergo photosynthesis. d. undergo photosynthesis and can be multicellular.