Which of the following statements concerning G protein is FALSE?
a. Its subunits can separate.
b. One subunit is a GTPase.
c. One subunit binds GTP.
d. One subunit binds GDP.
e. One subunit binds ATP.
E
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A sensory system includes
1.a sensory receptor. 2.nerve pathways from the receptor to the brain. 3.brain regions in which the sensory information is processed. 4.only a sensory receptor and nerve pathways from the receptor to the brain. 5.a sensory receptor, nerve pathways from the receptor to the brain, and brain regions in which the sensor information is processed.
Which of the following list of features describes the molluscs and bivalves but not the annelids?
A. Reduced cephalization, contain a muscular foot and a mantle, may possess a hard outer shell. B. Lack of cephalization, contains circular muscles that enable them to move, may possess a hard outer shell, and have a complete digestive system. C. Lack of cephalization, every member of the group will have a hard outer shell as well as a complete digestive system. D. Presence of cephalization, contain a muscular foot and a mantle, may possess a hard outer shell and have a complete digestive system. E. None of these lists describes the molluscs and bivalves but not the annelids.
How does the urinary system promote homeostasis?
What will be an ideal response?
Anabolic reactions
A) involve dehydration synthesis. B) are endergonic. C) are endergonic and involve breaking down larger molecules into smaller molecules. D) involve breaking down larger molecules into smaller molecules. E) are endergonic and involve dehydration synthesis.