Pltw: Biomed Final Year 1 Study Guide Rated A+

Dehydration Synthesis {Ans: when a water molecule is removed each time a bond forms into a polymer: bonds being formed}Osmosis {Ans: when a SUBSTANCE crosses a semipermeable membrane to balance out another SUBSTANCE}Why diabetic are always dehydrated and urinating: {Ans: blood sugar is hypertonic; the water inside of cells moves into the blood stream}Isotonic {Ans: isometric concentration of solutes on the inside and outside of a cell}Parts of a nucleotide: {Ans: deoxyribose sugar, phosphate, and nitrogen base}Which base is not present in RNA? {Ans: thymine isn't and is replaced w/ uracil}