Across
- 2. A carbohydrate composed of two monosaccharides
- 6. Shell The outermost electron shell of an atom that determines its chemical behavior
- 8. Organic molecules including fats, oils, and steroids, that are insoluble in water
- 9. A substance that releases hydrogen ions in solution
- 10. The smallest unit of matter retaining the properties of an element
- 14. Large molecules composed of amino acids
- 15. (Adenosine Triphosphate)The main energy currency of cells
- 16. A substance that accepts hydrogen ions or releases hydroxide ions in solution
- 19. A substance that is dissolved in a solvent
- 20. Reaction A reaction between an acid and a base that produces water and a salt
- 22. A substance formed by the chemical combination of two or more elements in fixed proportions
- 26. Scale Ascale that measures the acidity or basicity of a solution
- 30. Compounds Compounds that contain carbon
- 31. A type of lipid characterized by a carbon skeleton consisting of four rings
- 33. Fatty Acid Afatty acid with no double bonds between carbon atoms, fully saturated with hydrogen
- 34. Structure The sequence of amino acids in a protein
- 35. Organic compounds consisting of carbon, hydrogen, and oxygen, typically in a 1:2:1 ratio
- 38. A substance composed of identical atoms that cannot be broken down by ordinary chemical means
- 39. The building block of nucleic acids, consisting of a sugar, a phosphate group, and a nitrogenous base
- 44. An atom or group of atoms that has gained or lost one or more electrons, thus acquiring a charge
- 45. The simplest form of carbohydrate, such as glucose
- 48. Molecule A molecule with an uneven distribution of charge, leading to a dipole moment
- 49. Variants of an element that have the same number of protons but different numbers of neutrons
Down
- 1. A substance that minimizes changes in pH by accepting or donating hydrogen ions
- 3. Acid) The molecule that carries genetic information in cells
- 4. The tendency of an atom to attract electrons towards itself
- 5. Substances that conduct an electric current when dissolved in water
- 7. Synthesis A chemical reaction that builds larger molecules by removing water
- 11. Site The region on an enzyme where the substrate binds
- 12. Fatty Acid : A fatty acid with one or more double bonds between carbon atoms
- 13. Structure The overall three-dimensional shape of a protein
- 17. Acids The building blocks of proteins, containing an amino group and a carboxyl group
- 18. A substance that speeds up a chemical reaction without being consumed
- 21. The addition of a phosphate group to a molecule, often to regulate its activity
- 23. Two or more atoms bonded together
- 24. The loss of a protein's native structure, rendering it nonfunctional
- 25. Bond The attraction between oppositely charged ions
- 27. Bond A weak attraction between a hydrogen atom and another atom
- 28. chemical reaction that breaks down molecules by adding water
- 29. Helix The spiral shape of DNA
- 32. (Ribonucleic Acid) A molecule that plays a role in protein synthesis
- 36. A substance in which other substances can dissolve
- 37. Acids. DNA and RNA, molecules that store and transfer genetic information
- 40. A protein that speeds up chemical reactions in the body without being consumed
- 41. The reactant on which an enzyme acts
- 42. Compounds Compounds that do not contain carbon, such as water and salts
- 43. Structure The structure formed by the combination of multiple polypeptide chains
- 46. Structure The folding or coiling of the amino acid chain into alpha helices or beta sheets
- 47. Bond A bond formed when atoms share one or more pairs of electrons
- 50. A complex carbohydrate composed of long chains of monosaccharides