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Home Q & A Board Biology-Related Homework Help Biochemistry
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smooth212 smooth212
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11 years ago
ATP, glucose, amino acids, fatty acids, water, gases, proteins, ions, polysaccharides, glycerol, hemoglobin, ethanol.

Please explain why or why not in simple terms if possible.
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#1
11 years ago
If there is no active transport mechanism, only tiny particles would be able to pass through the cell membrane, which excludes most of the things you listed. I would say water, gases, ions and ethanol would be the only things on your list that can diffuse through a plasma membrane.
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