Item RH022003: Protein molecules help other molecules get in and out of cells and speed up chemical reactions in cells.
Which of the following are functions of protein molecules within cells?
- Protein molecules help other molecules get in and out of cells, and speed up chemical reactions in cells.
- Protein molecules help other molecules get in and out of cells, but do not speed up chemical reactions in cells.
- Protein molecules speed up chemical reactions in cells, but do not help other molecules get in and out of cells.
- Protein molecules do not help other molecules get in and out of cells, nor do they speed up chemical reactions in cells.
- Distribution of Responses
![Chart showing distrubtion of responses for Item RH022003](http://chart.apis.google.com/chart?chs=265x180&cht=bvg&chf=bg,s,00000000&chco=339933|76A4FB|76A4FB|76A4FB&chds=0,100&chd=t:32,29,25,13&chxl=0:|A|B|C|D&chxt=x,y&chbh=a&chbw=a&chm=N*f0*%,000000,0,-1,11,,e::5&filename=RH022003-dist.png)
- Students Responding Correctly
Group | Correct | Total | Percent |
---|---|---|---|
Overall | 465 | 1443 | 32% |
Grades | |||
6–8 | 313 | 975 | 32% |
9–12 | 152 | 468 | 32% |
Gender | |||
Male | 215 | 684 | 31% |
Female | 235 | 735 | 32% |
Primary Language | |||
English | 405 | 1245 | 33% |
Other | 48 | 159 | 30% |