Across
- 1. Macromolecules that store and transmit hereditary or genetic information,(DNA/RNA); Carbon, Hydrogen, Oxygen, Nitrogen, and Phosphorous
- 4. the forces that hold atoms together within a molecule
- 9. Proteins that act as biological catalysts and provide a site where the reactants can be brought together to react. Such a site reduces the energy needed for the reaction.
- 10. Monomer to the polymer nucleic acids, have three parts, a 5-carbon sugar, a phosphate group, and a nitrogenous base.
- 11. the basic unit of matter
- 13. molecules forming ionic or a hydrogen bond with water molecules. “Water loving”
- 14. the chemical processes that occur within a living organism in order to maintain life
- 15. nonpolar molecules that repel water molecules. “Water fearing”
- 17. pockets in the folds on enzyme surfaces where the substrate binds and a chemical reaction occurs
- 19. Adenosine triphosphate, abbreviated as ___, is the source of energy for use and storage at the cellular level.
- 20. dissolving substance in a solution. Ex: water
- 21. type of mixture in which all components are evenly distributed
- 23. a pure substance that consists of one type of atom
- 24. chemical reactions that release energy (often occur on their own, or spontaneously)
- 27. a substance on which an enzyme acts during a chemical reaction to help lower activation energy
- 29. mixture of water and nondissolved material
- 30. During non-competitive inhibition, molecules do not sit in the active site but will attach to an _______.
- 31. a substance that speeds up the rate of the reaction by lowering the activation energy
- 32. A testable explanation or prediction based on the observation and the scientist’s prior knowledge
- 33. The process of breaking large molecules down into smaller molecules, releasing energy
- 35. Molecules sit in the active site of the enzyme and prevent the entry of the substrate.
- 37. A prediction that there is no relationship between two variables.
- 38. attraction of molecules of the same substance
- 41. small units that compose polymers
- 43. attraction between molecules of different substances
- 46. Molecules do not sit in the active site but will attach to an allosteric site and changes the shape of the enzyme therefore changing the shape of the active site.
- 47. attraction between a hydrogen atom and another atom
Down
- 2. Chemical bond formed when one or more electrons are transferred from one atom to another
- 3. tendency of water to rise in a thin tube
- 5. Reasoning based on observation
- 6. the forces that exist between molecules
- 7. A chemical reaction that builds up molecules by losing water molecules
- 8. Reasoning based on analysis
- 11. The energy needed to get a reaction started
- 12. chemical reactions that absorb energy (will NOT occur without an input of energy)
- 16. a substance formed by the chemical combination of two or more elements in definite proportions
- 18. A water molecule is ____ if there is an uneven distribution of electrons between the hydrogen atoms and oxygen atoms. The negative pole is near the oxygen atom and the positive pole is near the hydrogen atoms
- 22. Organic compounds with an amino group (-NH2) on one end and a carboxyl group (-COOH) on the other end.
- 25. The process of splitting a compound into fragments with the addition of water; a kind of reaction that is used to break down polymers into simpler units, e.g. starch into glucose.
- 26. (sugars); Carbon, Hydrogen, and Oxygen
- 28. a material composed of two or more elements or compounds that are physically mixed together but not chemically combined
- 34. large units made up of a chain of monomers
- 36. The process of creating large molecules from smaller molecules, utilizing energy
- 39. Atoms of the same element that differ in the number of neutrons they contain
- 40. Chemical bond formed when the electrons are shared between atoms
- 42. Carbon, Hydrogen, Oxygen, and Nitrogen
- 44. substance that is dissolved in solution. Ex: sugar, salt
- 45. (fats); Carbon, Hydrogen, and Oxygen