Biology, 26.12.2019 05:31 GLASGOWANASTASIA
Cells use passive and active transport to move materials across the cell membrane for the maintenance of a constant internal environment. what is this process called?
a. diffusion
b. evolution
c. homeostasis
d. respiration
Answers: 3
Biology, 21.06.2019 15:00, jasmine2555
Agene with the original sequence of atgtt—tact underwent substitution mutation to form atatt—tact after a few generations. tact is a part of a muscle protein encoding region, and atgtt codes for a digestive enzyme. what will be the effect of this mutation? a. the production of muscle protein will be affected. b. the production of digestive enzymes will be affected. c. the production of both the protein and the enzyme will be affected. d. the production of neither the protein nor the enzyme will be affected.
Answers: 3
Biology, 22.06.2019 02:00, rhodesnyla01
The pharynx is the structure in the body that serves as a pathway of both air and food. how does the body make sure that food does not get into the lungs? the salivary glands secrete enzymes that pull food out of the air pathway. the small intestine pushes the air out of the digestive system. the pancreas breaks down food in the air pathway. the epiglottis closes the air pathway so that food will not enter it.
Answers: 1
Biology, 22.06.2019 08:30, cjjohnson1221
How does the carbon cycle involve an exchange of carbon
Answers: 2
Cells use passive and active transport to move materials across the cell membrane for the maintenanc...
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