Across
- 1. a special type of protein that changes the rate of a chemical reaction
- 4. a pure substance that cannot be broken down into other substances; building blocks of all matter
- 7. deoxyribonucleic acid, it is the carrier of genetic information.
- 10. a complex carbohydrate made up of smaller carbohydrates called monosaccharides
- 12. the basic subunit, building block, or monomer of a nucleic acid
- 13. a molecule that is made of many bonded subunits (monomers)
- 15. a large, complex polymer composed of carbon, hydrogen, oxygen, nitrogen, and sometimes sulfur
- 17. a molecule that is made of many bonded subunits called nucleotides
- 19. ribonucleic acid; a nucleic acid that plays an important role in the production of proteins
- 22. a substance that increases the speed of a chemical reaction without being consumed in the process
- 23. a lipid that contains phosphorus and is a structural component in cell membranes
- 25. a self-regulating process that allows organisms to maintain stability and adjust to conditions that are best for survival.
Down
- 2. all of the chemical reactions that occur within an organism
- 3. the simplest forms of sugar and the building block or monomer from which all carbohydrates are built
- 5. small subunit of a molecule that bond to form larger molecules
- 6. a chain of amino acids that are linked together by peptide bonds
- 8. monosaccharide that is the main source of energy for living organisms.
- 9. a large biomolecule made mostly of carbon and hydrogen with a small amount of oxygen
- 11. a solution that forms H+ ions in water, pH is less than 7
- 14. the basic building block or monomer of protein
- 16. a solution that forms OH- ions in water; PH greater than 7
- 18. a biomolecule composed of carbon, hydrogen, and oxygen
- 20. a polysaccharide that is the main structural component of plant cell walls
- 21. a covalent bond formed between the amino acids of proteins
- 24. measure of how acidic or basic a substance is