Across
- 1. the growth movement of a plant in response to light
- 3. a tiny opening on the surface of a plant or stem, surrounded by guard cells, which controls the exchange of gases
- 4. RNA virus, such as HIV, with reverse transcriptase in its care
- 5. transports water through the plant
- 6. organ of a plant that anchors it into the ground and takes water and nutrients
- 7. organism's reaction t a stimulus
- 9. substance that is able to kill or inhabit the growth of bacteria
- 12. a preparation that is used to stimulate the body's immune response against a specific diseases
- 13. a molecule that can be boned to another identical molecule. the smallest part of a bio molecule
- 15. an organism that causes disease in a host
- 17. middle of a cell
- 18. the sticky, receptive at the top of a flower's female reproductive organ where pollen grains land
Down
- 1. how plants make their food from solar energy
- 2. part of the plant that supports leaves, flowers, and fruit, transport waster and dissolved substances from the roots
- 6. releases energy by breaking down glucose and other foods in the presence of oxygen
- 8. fat tissues that help keep and organism warm
- 10. plant structure that develops into a seed when fertilized
- 11. a large molecule made up of monomers that are joined together
- 14. the process of making something, such as a new molecule or protein
- 16. an organism that is infected with or fed up on by parasitic or pathogen organism
