Biology, 14.12.2019 19:31, kbows12

Which of the following statements about transmembrane proteins is correct? -they are always inserted with the amino terminus on the lumenal side and the carboxyl terminus in the cytosol.-they are always inserted with the carboxyl terminus on the lumenal side and the amino terminus in the cytosol.-the signal sequences are always cleaved off.-they usually have one or more helical regions spanning the membrane bilayer.-they can cross the membrane only once.

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Which of the following statements about transmembrane proteins is correct? -they are always inserted...