Biology 1
- Created by: Millie Free
- Created on: 13-10-17 07:37
Other questions in this quiz
2. What is diffusion?
- spreading out of particles from an area of higher concentration to an area of lower concentration
- spreading out of particles from an area of lower concentration to an area of higher concentration
3. What are chromosomes?
- Coiled up lengths of DNA
- Short straight strands of DNA
4. In plant cells what does the cell wall do?
- Supports and strengthens the cell
- Gas exchange
- open and close to let things in and out
5. What is cell differentiation?
- the process in which the cell does not change
- the process in which a cell changes to become specialised for its job
- the process in which cells split and create new cells
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