Original Project
Reproduction, Genes, and Heredity
Item RH004001: The correct order from smallest to largest is: atom, DNA molecule, cell.
Which of the following represents the correct order from smallest to largest? The smallest should be listed first.
- An atom, a DNA molecule, a cell
- An atom, a cell, a DNA molecule
- A cell, an atom, a DNA molecule
- A cell, a DNA molecule, an atom
- Distribution of Responses
- Students Responding Correctly
| Group | Correct | Total | Percent |
|---|---|---|---|
| Overall | 1563 | 3415 | 46% |
| Grades | |||
| 6–8 | 838 | 1984 | 42% |
| 9–12 | 725 | 1431 | 51% |
| Gender | |||
| Male | 795 | 1615 | 49% |
| Female | 734 | 1727 | 43% |
| Primary Language | |||
| English | 1414 | 3032 | 47% |
| Other | 120 | 316 | 38% |
- Disciplinary Core Ideas
- PS1.A Substances are made from different types of atoms, which combine with one another in various ways. Atoms form molecules that range in size from two to thousands of atoms.
- NRC Framework
- All cells contain genetic information, in the form of DNA. Genes are specific regions within the extremely large DNA molecules that form the chromosomes. (LS1.A, Framework, p. 144)