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5 votes
5 votes
Help please and thank you​

Help please and thank you​-example-1
User KevB
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2 Answers

20 votes
20 votes
speed

hope this helpssss <33
User Babu James
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21 votes
21 votes

Answer:

c. size

Explanation:

i chose this because depending on how large a molecule is, it can pass through the cell membrane which kinda explains why oxygen gets into the cell but other stuff dont

User James Conkling
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2.8k points