What is a function of cell membranes in humans?
1 : synthesis of amino acids
2 : pro...
Biology, 30.08.2019 07:30 giannafilippi2006
What is a function of cell membranes in humans?
1 : synthesis of amino acids
2 : production of energy
3 : replication of genetic material
4 : recognition of certain chemicals
Answers: 2
Biology, 22.06.2019 07:00
8) animals respond in various ways to stimuli detected through their senses. some of these responses are stimulated by the presence of danger. which of these animal responses is the best example of a response to an immediate threat? a) a rooster crows every morning at the first sign of light. b) as something approaches an octopus, it shoots a cloud of ink. c) from late fall until spring, bears hibernate to preserve energy. d) a dog is getting hot in the sunlight, so he moves to a shaded area.
Answers: 3
Biology, 22.06.2019 19:30
Why do you suppose the structural polysaccharide cellulose does not contain branches?
Answers: 3
Biology, 22.06.2019 21:00
Approximately how many times does an average human heart beat in a lifetime?
Answers: 1
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