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)?

  1. Both small molecules like amino acids and large molecules like proteins can pass through capillary walls.
  2. Small molecules like amino acids can pass through capillary walls, but large molecules like proteins cannot.
  3. Large molecules like proteins can pass through capillary walls, but small molecules like amino acids cannot.
  4. Neither large molecules like proteins nor small molecules like amino acids can pass through capillary walls.
Distribution of Responses
Chart showing distrubtion of responses for Item BF018005
Students Responding Correctly
Group Correct Total Percent
Overall 732 1558 47%
Grades
  6–8 423 1000 42%
  9–12 307 554 55%
Gender
  Male34774547%
  Female37178247%
Primary Language
  English673139448%
  Other4413433%

View data table