AP Bio Unit 2

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Cell structures will be in different set

Last updated 3:40 AM on 8/26/26
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4 Terms

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Surface Area/Volume Ratio

Higher in smaller cells = more efficient at nutrient uptake and waste elimination

2
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Cell division

Cells divide to keep small

3
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Structural adaptations

Some cells have folds to maximize SA and minimize volume

4
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Organism size

Small SA/Vol ratio = high metabolic rate, lose heat fast

Large SA/Vol ratio = slow metabolic rate, lose heat slow