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Which substances can pass directly through cell surface membranes and do not use a carrier protein or chanel protein? 1 K+ and C∫- 2 CO2 3 C6H12O6 A 1 and 2 B 1 and 3 C 2 and 3 D 2 only
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Which substances can pass directly through cell surface membranes and do not use a carrier protein or chanel protein?

1 K+ and C∫- 2 CO2 3 C6H12O6

A 1 and 2
B 1 and 3
C 2 and 3
D 2 only

User Hasitha Diluka
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1 Answer

6 votes

Answer:

D

Step-by-step explanation:

User Daniel Doezema
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