Biology, 02.04.2020 21:35, 123abc321cbaabc
17. Which of the following statements are accurate?
A. Neurotransmitters can act as ligands.
B. Acetylcholine is a neurotransmitter. It can bind to an acetylcholine receptor on the surface of a cell. If this receptor is also a sodium channel, we would call acteylcholine a ligand and its receptor a ligand gated receptor.
C. Neurotransmitters can act as chemical signals between two neurons.
D. Diffusion is a type of passive transport and does not require energy. Sodium channels are an example of a membrane bound protein that allows diffusion of sodium within requiring energy (ATP).
E. Ion pumps do not require energy (e. g. ATP) in order to move molecules across the membrane.
Answers: 1
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What is it called when part of a cell membrane closes around a molecule to allow the molecule to enter the cell? a. passive transport b. diffusion c. endocytosis d. exocytosisc. endocytosis
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17. Which of the following statements are accurate?
A. Neurotransmitters can act as liga...
A. Neurotransmitters can act as liga...
Mathematics, 30.01.2020 15:48
History, 30.01.2020 15:48
History, 30.01.2020 15:48
Mathematics, 30.01.2020 15:48
Mathematics, 30.01.2020 15:48