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Advanced Bio Final
| Question | Answer |
|---|---|
| The cell membrane of the red blood cell will allow water, oxygen, carbon dioxide, and glucose to pass through. Because other substances are blocked from entering, this membrane is called: | semi-permeable |
| The plasma membrane of a cell consists of what? | Two layers of lipids organized with the nonpolar tails forming the interior of the membrane. |
| There are many different enzymes located in the cytoplasm of a single cell. How is a specific enzyme able to catalyze a specific reaction? | An enzyme binds to a specific substrate (reactant) for the reaction catalyzed. |
| Maltose can be broken down into glucose molecules by the enzyme maltase. What would slow the reaction rate? | diluting with water |
| Eukaryotic cells are differentiated from prokaryotic cells because eukaryotic cells: | have nuclei |
| Which cellular organelle is responcible for packaging the proteins that the cell secretes? | Golgi Apparatus |
| Which molecule in plant cells captures the radient energy from sunlight? | Chlorophyll |
| What is meiosis? | When cells are produced at the end of meiosis contain half the numberof chromosomes as the parent cell. It occurs only in the cells in the reproductive structures of the organism. |
| Based only on the sex chromosomes in typical human egg and sperm cells at fertilization, the probablility of producing a female is: | 50% |
| What would likely cause a mutation? | the insertion of a nucleotide into DNA |
| What would pair with; 5' AGTCAT 3' , during DNA replication? | 3' TCAGTA 5' |
| ACAGTGC. < How would this base sequence be coded on mRNA? | UGUCACG |
| What organisms are most helpful on preventing earth from being covered with the dead bodies of organsims? | fungi & bacteria |
| Mutations within a DNA sequence are: | natural processes that produce genetic diversity |
| A small portion of a population that is geographically isolated from the rest of the population runs the risk of decreased _____________ | genetic variation |
| Carbon dioxide is produced as cells break down nutrients for energy. What pairs of systems would participate in removing the carbon dioxide from the body? | circulatory & respiratory |
| THe fight-or-flight responce includes greater heart output and a rise in blood pressure. This responce is due to _______________. | adrenaline secreted by the adrenal glands. |
| Which of these secretes a hormone that regulates the rate of metabolism of the body? | thyroid |
| The homeostatic mechanism in humans that regulates blood pH depends on the feedback of information from _______________________. | Chemical receptors |
| What is a function of the nervous system? | signaling muscle tissues to contract |
| How do human diseases caused by bacteria and diseases caused by viruses react to antibiotics? | Bacterial diseases respond to antibiotics; viral diseases do not. |
Created by:
mvitale#16
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