Which phenomenon (or lack of) will prevent significant genetic drift?
A. Gene flow is absent.
B. There is mutation.
C. There is genetic variation.
D. The population size is large.
D. The population size is large.
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Genetically altered organisms are ____
a. always genetically modified organisms b. always made using DNA technologies c. only used in basic research d. only used in applied research e. created through natural mutations or by using DNA technologies
Which of these statements is true?
a. Transport through carrier proteins occurs more rapidly than through channel proteins. b. Osmosis transports vitamins and nutrients through a cell’s plasma membrane. c. Aquaporins facilitate the transport of water through a cell’s plasma membrane. d. Ions pass through channel proteins by bonding to the protein’s inner surface.
Thick filaments are parallel bundles of ____ molecules
a. actin b. tropomyosin c. acetylcholine d. myosin e. troponin
Define the term fitness and relate it to the meaning of selection coefficient
What will be an ideal response?