sarahjdeering
20.01.2021 •
Biology
Which of the following is an example of active transport in a cell?
Choose 1
A
Calcium passing through channel proteins, from a high to low concentration
B
Enzymes spreading evenly through cytoplasm
C
Oxygen entering the cell without the use of energy
D
Sodium moving out of the cell against its concentration gradient
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Ответ:
the answer is D :)
Explanation:
Active transport uses energy molecules to move particles like sodium, against their concentration gradients, from areas of low concentration to areas of high concentration.
Ответ: