UCI Bio 93 Midterm 1 Prep Test Questions With Answers

UCI Bio 93 Midterm 1 Prep Test Questions With Answers Carbonyl within a skeleton - ANSWER Ketone Carbonyl at the end of a skeleton - ANSWER Aldehyde Amino - ANSWER Is a weak base, (Monomer is amines) Sulfhydryl - ANSWER (Thiols) Helps stabilize protein structure Phosphate - ANSWER Organic Phosphates (Monomer) Phosphate - ANSWER VERY important for ATP Phosphate - ANSWER Can add a neg. charge React with Water, releasing energy Carbonyl - ANSWER Methyl - ANSWER Methyl - ANSWER Monomer is Methylated compounds Hydroxyl - ANSWER Methyl group + DNA - ANSWER An effect in expression of genes Hydroxyl - ANSWER Alcohols (end in -ol) Hydroxyl - ANSWER Covalently bonded to Carbon Soluble in Water Phosphate - ANSWER Amino - ANSWER Carboxyl - ANSWER Carboxyl - ANSWER Organic Acids Carboxyl - ANSWER Polar Covalent bond between O and H Sulfhydryl - ANSWER Intermolecular - ANSWER Intramolecular - ANSWER What bond links two monosaccharides together? - ANSWER Glycosidic Linkage Macromolecules - ANSWER Carbohydrates, Nucleic Acids, Lipids, Proteins Phospholipid Bilayer - ANSWER Diffusion - ANSWER The movement of particles of any substance so that they spread out into the available space. Passive Transport - ANSWER The diffusion of a substance across a biological membrane Osmosis - ANSWER The diffusion of free water across a selectively permeable membrane (Artificial or Cellular) Tonicity - ANSWER The ability of a surrounding solution to cause a cell to gain or lose water Isotonic - ANSWER No net movement of water across the plasma membrane. Hypertonic Solution - ANSWER Hypotonic Solution - ANSWER Plasmolysis - ANSWER Facilitated Diffusion - ANSWER Active Transport - ANSWER When a cell uses energy to pump a solute across a membrane. Lyse - ANSWER Burst Phagocytosis - ANSWER A cell engulfs a particle Pinocytosis - ANSWER a cell continually "gulfs" droplets of extracellular fluids into tiny vesicles. Isotonic Solution - ANSWER