Across
- 1. endothermic reaction where energy is transferred from the environment to the chloroplasts by light
- 5. introducing dead or inactive forms of a pathogen into the body to stimulate the white blood cells to make antibodies
- 6. microorganism which causes infectious disease
- 8. enzyme which breaks down starch
- 9. what happens when changes in cells lead to uncontrolled growth and division
- 11. An undifferentiated cell which can become many more cells of the same type
- 13. plant tissue which transports water and minerals from the roots to the stems and leaves
- 16. Area of the plant containing stem cells
- 17. Part of the cell containing DNA
- 18. Part of the cell where aerobic respiration takes place
- 19. white blood cell which engulfs pathogens
- 20. group of tissues performing a specific function
Down
- 1. where the red blood cells, white blood cells and platelets are suspended
- 2. small holes underside the leaf to let gases move in and out
- 3. Spreading out of the particles of any substance in solution or the particles of a gas
- 4. A group of cells with a similiar structure and function
- 7. Movement of water from a dilute solution to a concentrated solution
- 10. Movement of substances from a more dilute solution to a more concentrated solution, using energy from respiration
- 12. a protein which catalyses specific reactions due to the shape of their active site
- 14. substance made in the gall bladder which emulsifies fats and neutralises HCL in the stomach
- 15. exothermic reaction continuously occurring in living cells