Biochemistry Flashcards
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| 4933102246 | What is a prokaryote? Examples? | No true nucleus. Single loop of DNA. E.g. Bacteria and Archaea | 0 | |
| 4933107270 | What is a eukaryote? Examples? | Has nucleus with DNA in non-looped chromosomes. E.g. Plant and animal cells. | 1 | |
| 4933136357 | Gram stain is used for classifying prokaryotes. What does Gram Stain contain? | Crystal Violet (purple) and Safranin (Red) | 2 | |
| 4933141290 | What does Crystal Violet do? | Reacts with peptidoglycans of cell walls turning them purple (Gram-positive) | 3 | |
| 4933145883 | What does Safranin do? | Dyes unreacted cells red (Gram-negative) | 4 | |
| 4933178030 | Atoms in the chemistry of life have single bond strengths that lie in a narrow range. What is this range? | 214-470 kJ/mol | 5 | |
| 4830720513 | Ketone |  | 6 | |
| 4830723647 | Amide |  | 7 | |
| 4830735849 | Ether |  | 8 | |
| 4830738469 | Amine |  | 9 | |
| 4830780169 | Methyl |  | 10 | |
| 4830781254 | Ethyl |  | 11 | |
| 4830784301 | Phenyl |  | 12 | |
| 4830802233 | Imidazole |  | 13 | |
| 4830833386 | Thioester |  | 14 | |
| 4830834739 | Ester |  | 15 | |
| 4838521102 | Guanidino |  | 16 | |
| 4838524109 | Sulfhydryl |  | 17 | |
| 4838524485 | Disulfide |  | 18 | |
| 4830893619 | Chiral |  | 19 | |
| 4830894795 | Achiral |  | 20 | |
| 4830912311 | Enantiomers |  | 21 | |
| 4830914677 | Diastereomers | Did not reflect on mirror. |  | 22 |
| 4830938040 | Stereoisomers |  | 23 | |
| 4831060675 | Entiomer properties | Same physical and chemical. But plane-polarized light is rotated opposite. | 24 | |
| 4831173360 | R configuration | Clockwise and 4 has least protons |  | 25 |
| 4835288290 | Phosphoryl group |  | 26 | |
| 4835458480 | Phosphoanhydride |  | 27 | |
| 4838505026 | Strength of these weak forces? 1. Van der Waals 2. H-bonds 3. Ionic bonds 4. Hydrophobic | 1. 0.4 ~ 4.0 kJ/mol 2. ~12 kJ/mol 3. 20 kJ/mol 4. <40 kJ/mol | 28 | |
| 4841436219 | Why are some organic compounds more soluble in certain pH? | They have positive or negative charges in certain pH. Amine groups (charged in low pH) or Carboxylic (charged in high pH) are examples. Ref: HW 2 Question 2 | 29 | |
| 4962487977 | What is 2 important things about spontaneous reactions? | 1. 0 outside force needed. Graphite turning to diamond. 2. Gibbs Free Energy is lower after reaction (products vs. reactants) 3. Entropy always rises | 30 | |
| 4963318089 | What is the formula for Gibbs Free Energy Change? |  | 31 |