A biology problem by Hobart Pao
Biology
Level
2
Which of the following are examples of diffusion? Select all that apply.
- There is a concentration gradient present.
- Aquaporins (a type of transport protein) allow water to cross the cell membrane.
- A red blood cell is hypertonic with respect to its environment.
1 only
2 only
3 only
1 and 2 only
1 and 3 only
2 and 3 only
1, 2 and 3
None of them
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1 solution
Diffusion is a process and none of the three are processes.