Original Project
Human Body Systems
Oxygen, carbon dioxide, and molecules from food are carried to or from cells of the body by means of the circula…
Item BF018005: Small molecules like amino acids can pass through capillary walls but large molecules like proteins cannot.
What molecules can pass through the walls of microscopically small blood vessels (capillaries)?
- Both small molecules like amino acids and large molecules like proteins can pass through capillary walls.
- Small molecules like amino acids can pass through capillary walls, but large molecules like proteins cannot.
- Large molecules like proteins can pass through capillary walls, but small molecules like amino acids cannot.
- Neither large molecules like proteins nor small molecules like amino acids can pass through capillary walls.
Answer Choice |
Overall |
Grades |
Gender |
Primary Language |
|||
|---|---|---|---|---|---|---|---|
| n = 1558 |
6–8 n = 1000 |
9–12 n = 554 |
Male n = 745 |
Female n = 782 |
English n = 1394 |
Other n = 134 |
|
| A. | 24% | 26% | 20% | 24% | 25% | 23% | 31% |
| B. | 47% | 42% | 55% | 47% | 47% | 48% | 33% |
| C. | 17% | 19% | 12% | 17% | 16% | 16% | 22% |
| D. | 12% | 12% | 12% | 12% | 12% | 12% | 14% |