Which is the most accurate description of an ecosystem?
a. an ecosystem consists of a biologi...
Which is the most accurate description of an ecosystem?
a. an ecosystem consists of a biological community-the physical and chemical factors-that make up its abiotic environment
b. an ecosystem consists of the biological community that occurs in some locale
c. an ecosystem consists of the biological community that occurs in some locale and the chemical factors that make up its biotic or abiotic enviorment
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Biology, 22.06.2019 01:00
All but one describes an effect of aging on the digestive system. a) decreased acid secretion b) decreased elasticity of stomach c) capacity to resist damage decreases d) food remains in stomach for less time
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Biology, 22.06.2019 02:30
Plz ! a scientist wants to produce a cow that makes a particular human protein in it’s milk the desired protein causes blood to clot and can be used to treat hemophilia (a blood clotting disorder). which of the following would be best for the scientist to use? a. genetic crosses. b. cloning. c. selective breeding. d. genetic engineering.
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Biology, 22.06.2019 04:30
Which part of the cell is affected by the movement of molecules through diffusion, osmosis and active transport?
Answers: 3
Biology, 22.06.2019 10:00
Which process in respiration happens first? a)pyruvate processing b)electron transport chain c)krebs cycle d)glycolysis
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