Biology, 26.10.2020 21:30 emiller6462
Xylem contains specialized cells that provide support for a plant stem. How
does the structure of one of these cells help it carry out this function?
A. It changes shape to allow gas exchange.
Ο Ο
B. It sticks out from the stem.
C. It has stiff walls.
D. It has tiny openings.
SUBMIT
Answers: 3
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In the context of the neural impulse, which of the following is true about the depolarization of neuron membranes?
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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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Xylem contains specialized cells that provide support for a plant stem. How
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