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Microbiology 8grade
Biotech, microscopes, cell structures
| Question | Answer |
|---|---|
| What is a pathogen? | a bacterium, virus, or other microorganism that can cause disease |
| Compound Microscope means? | a microscope with more than one lens |
| How is total magnification calculated on a compound microscope? | depends on the power of the ocular lens and the objective lens. 10x |
| Diaphragm on a microscope used for? | light control |
| All living things are composed of... | cells |
| in plant and animal cells, the control center of the cell is the... | nucleus |
| A storage compartment of the cell is the... | vacuole |
| proteins are made of this organelle. | Ribisomes |
| The place where all the hereditary information is stored in a eukaryotic cell. | DNA |
| The process by which water across a cell membrane is called... | asmosis |
| Organelles that are responsible for producing energy that the cell can use are called... | mitachanria |
| Viruses are made up by what two key parts? | -protein coat -nucleic acid |
| How can bacteria get food? | they absorb dead material or make their food by photosynthesis |
| How are T-cells helpful to your body? | they help the B-cells fight off the virus |
| What do B-cells produce that inactivate surface proteins(antigens) on a virus? | antibodies |
| what is something that can help a protist(or other cells) move around? | -flagella -cilia -pseudopod |
| What is an antigen? | a protein molecule on the outside of a pathogen that the immune system recognizes as a foreign body |
| What is a T-cell? | a type of white blood cell in the immune system that helps the B cells identify pathogens from one another ( aka : helper T cells) |
| What is a B-cell? | a type of white blood cell in the immune system that produces proteins ( antibodies, etc..) that help destroy pathogens |
| What is are phagocytes? | a type of white blood cell in the immune system that destroys inactivated pathogens by engulfing them and breaking them down. |
| What is an antibody? | a protein molecule produced by the B cells of the immune system to inactivate or destroy a pathogen |
| Innate/Genetic Immunity? | -inflammation: white blood cells -fever |
| Acquired Immunity? | -vaccine -exposure to pathogen |
| Passive Immunity? | -antibiotic or antiviral or antifungal -mother's breast milk -antibody transfer---anti-venom & drugs |
| What is antibiotic resistance? | when a bacteria become resistant to the drugs (antibiotics) |
| what does "Errors of the Immune System" mean? | The immune fails to detect between self & non-self. |
Created by:
ashlove
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