What helps the plasma membrane function? (1 point)
Responses
nuclei and endoplasmic reticula
nuclei and endoplasmic reticula
pumps and gelatin-like material
pumps and gelatin-like material
chloroplasts and mitochondria
chloroplasts and mitochondria
channels and chain-like structures
channels and chain-like structures
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The correct response is pumps and gelatin-like material.
Where are organelles like mitochondria and the Golgi apparatus found? (1 point)
Responses
nucleus
nucleus
chloroplasts
chloroplasts
cytoplasm
cytoplasm
plasma membrane
plasma membrane
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The correct response is cytoplasm. Organelles like mitochondria and the Golgi apparatus are found in the cytoplasm of the cell.
Which statement correctly describes the function of pumps in the plasma membrane? (1 point)
Responses
Pumps store water in the plasma membrane for later use by the cell.
Pumps store water in the plasma membrane for later use by the cell.
Pumps move substances through the plasma membrane.
Pumps move substances through the plasma membrane.
Pumps glue the plasma membranes of adjacent cells together.
Pumps glue the plasma membranes of adjacent cells together.
Pumps hold the plasma membrane together.
Pumps hold the plasma membrane together.
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The correct response is "Pumps move substances through the plasma membrane." Pumps in the plasma membrane actively transport substances across the membrane, regulating the movement of ions and molecules.
Which part of the cell functions to recognize other cells? (1 point)
Responses
cell wall
cell wall
nucleus
nucleus
cytoplasm
cytoplasm
plasma membrane
plasma membrane
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