Original Project
Reproduction, Genes, and Heredity
DNA molecules provide the cells with instructions for assembling protein molecules from amino acids.
Item RH028001: There are 20 different types of amino acids that are used to make protein molecules, not one, three, or four.
How many different types of amino acids are used to make protein molecules?
- One
- Three
- Four
- Twenty
- Distribution of Responses
- Students Responding Correctly
| Group | Correct | Total | Percent |
|---|---|---|---|
| Overall | 515 | 3081 | 17% |
| Grades | |||
| 6–8 | 300 | 1885 | 16% |
| 9–12 | 215 | 1196 | 18% |
| Gender | |||
| Male | 257 | 1444 | 18% |
| Female | 245 | 1573 | 16% |
| Primary Language | |||
| English | 458 | 2660 | 17% |
| Other | 48 | 339 | 14% |
- Notes
- This idea is not addressed in NGSS.