Across
- 3. an animal that eats flesh
- 5. chemical process of transformation of food into energy
- 7. type of organisms that could live without oxygen
- 9. substance, accelerating chemistry reaction in living systems
- 11. liquid poison that some animals (snakes, insects) produce when they biting
Down
- 1. formation of plants or animals that have coommon characteristics like climate or habitation
- 2. packed structure, containing information about DNA
- 4. part af the plant delivering water and minerals from ground
- 6. organic compaund, part of the plants' cells' structure
- 8. liquids filtering organ
- 10. carry messages between the brain and other parts of the body