Across
- 3. the components found inside chloroplasts of the plant cells.
- 4. The chemical element with an atomic number
- 9. the building blocks of DNA and RNA.
- 10. biological phenomena and processes
- 12. sugar; the chief source of energy for living organisms
- 17. the electromagnetic radiation ofthe that the sun hits the earth
- 18. An important mineral the body needs to make hemoglobin
- 19. the ability to do work
- 21. the source of energy for use and storage at the cellular level.
- 22. sending back, or the state of being reflected.
- 24. a molecule composed of amino acid residues
- 26. energy molecule
- 27. the sites of the photochemical reactions of photosynthesis.
- 29. microscopic pores in the shoot epidermis of plants.
- 30. a salt or acid that contains three phosphate groups
Down
- 1. A colorless, odorless gas.
- 2. carbon from CO2 into three-carbon sugars.
- 5. is a soft tissue found in both animals and humans.
- 6. having or showing a desire to cause harm to someone
- 7. the atoms or molecules of two or more substances that come into contact.
- 8. the process by which green plants and certain other organisms transform light energy into chemical energy.
- 11. visible to the human eye.
- 13. a monosaccharide or a disaccharide.
- 14. species of organisms
- 15. a group of two or more proteins
- 16. cell or across the tissues and organs
- 20. A small particle with a negative charge that is found in all atoms.
- 23. single-celled organisms belonging to
- 24. natural substance that produces color in animals and plants, such as of skin, hair, and leaves.
- 25. a pigment that gives plants their green color
- 28. H20
- 31. a particle of matter that uniquely defines a chemical element.