Cells

3. Carrier proteins change this in order to transport substances into the cell
5. The name for a molecule that fits inside the active site of an enzyme
6. Aerobic respiration required glucose and what other reactant to produce ATP
8. Flat disk-shaped structures inside a chloroplast
10. Name for a single stack of thylakoids in a chloroplast
13. Proteins used to facilitate the diffusion of large particles across the plasma membrane - protein...
14. The name for enzymatic reactions that turn smaller substrate molecules into a larger product
15. Pigment responsible for giving plants their green colour
18. Cellular transport processes that require no energy expenditure (7,9)
21. Site of cellular respiration
22. Plant cell organelle that absorbs light to make sugar via photosynthesis
23. The name for enzymatic reactions that turn a large substrate into two or more smaller products
24. Poisonous substances that binds to the active site and prevents the enzyme from catalysing its normal substrate

1. Described as a lipid bi-layer (6,8)
2. An area where a substrate molecule fits into an enzyme (6,4)
4. Cellular transport that moves particles against the concentration gradient (6,9)
7. Jelly-like fluid found within a cell
9. Terms used to describe a protein that has changed shape and no longer functions
11. Movement of particles from an area of high concentration to an area of low concentraction
12. Substances that are dissolved in a solvent
16. Diffusion of water across a semi-permeable membrane
17. Found only in plant cells, this semi-rigid layer on the outside of the cell is composed of cellulose (4,4)
19. Large molecule embedded in the plasma membrane
20. Name of the process where anaerobic respiration takes place in the cytoplasm