Across
- 4. any factor that stimulates a receptor bring about a response
- 5. the organelle where proteins are manufactured
- 9. organelles where cellular respiration occurs
- 12. the endocrine gland that controls activities of other endocrine glands
- 13. a substance that can kill or prevent bacteria
- 14. the nerve that carries messages to the brain from the retina at the back of the eye
- 16. one white blood cell type that consumes pathogens
- 18. a special cell that detects stimuli
- 21. chemical store of glucose
- 22. the space between two neurones
- 24. the molecule that is going to be changed by a chemical
- 26. all chemical reaction occurring in cells
Down
- 1. viral disease
- 2. the movement of particles of a substance from an area of high concentration to an area of low concentration
- 3. single tough skin cell that uses fungi to spread
- 6. the antibodies to a pathogen before making you sick
- 7. a parasite lives in this organism
- 8. substance that speeds up the rate of reaction without having to be used in the process
- 10. system controlling involuntary actions such as the heartbeat
- 11. the cell on which a hormone acts
- 13. nerve fibre that sends nerve impulse away from the cell body
- 15. arc nerve pathway operating in a reflex action
- 17. fungal infection in skin hair or nails
- 19. and organic catalyst
- 20. very easy to spread
- 23. common fungal infection to the mouth or vagina or known as nappy rash in babies
- 25. causes your body to react as if a pathogen was encounted