click below
click below
Normal Size Small Size show me how
Quiz 2: Cells
Cells
| Question | Answer |
|---|---|
| The general characteristics of proteins are that ... | they contain C, H, O, and N. They are made from amino acids Their structures affect their function. |
| When comparing two solutions with different concentrations, the solution with a higher concentration of solute is ... | Hypertonic |
| The pH scale measures the ... | concentration of hydrogen ions in a solution |
| True statements about lipids ... | they are organic molecules not water-soluable they contain carbon |
| The process of using the information on mRNA to make protein is called ... | translation |
| The simplest form of a carbohydrate is ... | monosaccharide |
| The organic molecule in a cell that contains the codes for making all of the proteins in the body | DNA |
| pH of the body is ... | about 7.4, slightly basic |
| Characteristic of carbohydrates ... | They provide much of the energy that the cell needs |
| TF Starch is a polysaccharide? | True |
| Glycogen | is a polysaccharide |
| When a cell is placed in a hypertonic solution of glucose ... | water will tend to leave the cell by osmosis |
| Example of active transport | Na/K pump |
| Growth of a cell and replication of DNA occur during which stage of a cell's life? | Interphase |
| Differentiation seems to result from | different cells using different genes |
| Transport process that does not require ATP | Facilitated diffusion |
| Requires a difference in water (hydrostatic) pressure ... | Filtratioin |
| In what phase of the cell cycle do the chromosomes begin to move toward opposite sides of the cell? | Anaphase |
| The DNA in a cell is found in the form of chromatin during ___________ and in the form of ___________________ during mitosis. | Interphase Chromosomes |