Item BF056006: Capillaries allow small molecules like amino acids to pass through their walls but not large molecules like proteins. Molecules do not pass through the walls of large blood vessels.

Which of the following is TRUE about the kinds of molecules that can pass through the walls of microscopically small blood vessels (capillaries) and through the walls of larger blood vessels such as veins and arteries?

  1. Capillaries allow both small molecules like amino acids and large molecules like proteins to pass through their walls.
  2. Capillaries allow small molecules like amino acids to pass through their walls but not large molecules like proteins.
  3. Arteries and veins allow both small molecules like amino acids and large molecules like proteins to pass through their walls.
  4. Arteries and veins allow small molecules like amino acids to pass through their walls but not large molecules like proteins.

 

Distribution of Responses
Chart showing distrubtion of responses for Item BF056006
Students Responding Correctly
Group Correct Total Percent
Overall 615 1698 36%
Grades
  6–8 347 993 35%
  9–12 267 701 38%
Gender
  Male31282338%
  Female29685135%
Primary Language
  English553150837%
  Other4915232%

View data table