Paper. 1 AS level
| Front | what happens in G1 of interphase? |
| Back | cells increase in size, produce RNA and synthesize proteins. An important cell cycle control mechanism activated during this period (G1 checkpoint) ensures that everything is ready for DNA synthesis |
| Front | what is the function of the vacuole? |
| Back | it functions as a storage site for sugars + amino acids - contains mineral salts + provides support for plants |
| Front | what is differential centrifigation? |
| Back | seperates the organelles at different speeds |