Fungi, bateria and viruses
- Created by: Herminia
- Created on: 11-04-13 19:16
View mindmap
- Classification
- VIRUSES
- Only live inside host's cells
- Have no nucleus
- They are non-living parasites
- Contain DNA or RNA and are surrounded by a protein capsule
- They attach to cell membrane of host cell, release their DNA into host cell and their DNA becomed part of the Host's DNA
- BACTERIA
- Unicellular
- Have no nucleus
- Have a cell wall imade of murein
- Some bacteria have a flagellum (use it for movement in fluids)
- Reproduce by binary fission
- FUNGI
- Multicellular
- Have nuclei and their cell wall is made of chitin
- Feed off organic dead matter - they are sacrophytes
- Have a mycelium (network of hyphae) which gives a large surface are for absorption
- Hyphae release enzymes which digest organic matter - fungus absorbs glucose, amino acids, water, minerals...
- VIRUSES
Comments
No comments have yet been made