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Because membranes usually are not permeable to polysaccharides, nucleic acids, and proteins, how are

Astatine

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9 years ago

Because membranes usually are not permeable to polysaccharides, nucleic acids, and proteins, how are

Because membranes usually are not permeable to polysaccharides, nucleic acids, and proteins, how are cells able to incorporate these molecules?
A) These macromolecules are only incorporated into structures outside the membrane.
B) Macromolecules are broken down extracellularly, and their subunits diffuse through the membrane.
C) Macromolecules are digested extracellularly, and their subunits move through transport proteins.
D) Macromolecules are transported via endocytosis and are digested within the cell.
E) both choices C and D

Textbook

Becker's World of the Cell

Edition: 8^th

Authors: Hardin, Bertoni, Kleinsmith

Read 279 times

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Lilligant

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Valued Member

9 years ago

I believe the answer is E) both choices C and D.

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Astatine Author

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9 years ago

Thanks for finding the answer, really appreciate it.

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Lilligant

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Valued Member

9 years ago

Glad I could be of help.

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