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BIO101 Saylor Academy -Sophia Biology Milestone 1

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BIO101 Saylor Academy -Sophia Biology Milestone 1

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7/30/2020 Sophia :: Welcome




Score 20/23




You passed this Milestone
20 questions were answered correctly.
UNIT 1 — MILESTONE 1
3 questions were answered incorrectly.
1

What molecules in the cell membrane help move molecules from a low to a high concentration gradient?



Endocytosis



Vesicles



Transport proteins



Diffusion pumps

CONCEPT
Facilitated Diffusion
2

Which of the following statements is true?



Diffusion involves the breaking down of dead organelles.



Diffusion involves the movement of molecules in the cytoplasm.
https://www.sophia.org/spcc/human-biology-2/milestone_take_feedbacks/5332233 1/11

, 7/30/2020 Sophia :: Welcome




Diffusion involves the movement of molecules into or out of a cell.



Diffusion involves the movement of molecules using transport proteins.

CONCEPT
Diffusion
3

Which type of lipid doesn't have glycerol?



Triglyceride



Saturated fat



Phospholipid



Sterol

CONCEPT
Lipids
4

Which of the following is produced by the endoplasmic reticulum?



Lipids



ATP



Nucleic acids



Carbohydrates

https://www.sophia.org/spcc/human-biology-2/milestone_take_feedbacks/5332233 2/11

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