cells
- Created by: L1ttle M
- Created on: 04-03-18 11:19
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- Cells
- prokaryotes
- small
- simple
- bacteria
- don't have a nucleus
- single circular strand of DNA floating in the cytoplasm
- may also have small circular rings of DNA called plasmids
- don't have chloroplasts or mitochondria
- have: cytoplasm cell membrane cell wall
- don't have a nucleus
- single celled organisms
- all living things are made of cells
- eukaryotes
- organisms made of eukaryotic cells
- complex
- animal cells
- nucleus
- contains genetic material which controls the activities of the cell
- cytoplasm
- gel like substance where most chemical reactions happen
- cell membrane
- holds the cell together and controls what goes in and out of the cell
- mitochondria
- most of the reactions for aerobic respiration take place here
- ribosomes
- these are where proteins are made in the cell.
- nucleus
- plant cells
- cell wall
- made of cellulose it supports the cell and strengthens it
- permanent valcuole
- contains cell sap, a weak solution of sugar and salts
- chloroplasts
- where photosynthesis occurs which makes food for he plant
- contains chlorophyll a green substance which absorbs light
- cell wall
- different parts of cells are called subcellular structures
- prokaryotes
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