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Science Chapter 7
| Question | Answer |
|---|---|
| What are the organism's name in the fungus kingdom? | mushrooms, mold, yeast |
| How are fungus cells arranged? | in hyphae (branching thread-like structures) |
| What are the functions of spores? | they are used in reproduction |
| What are the helpful uses of fungi? | decomposes and recycles things on Earth, some cause disease as well as fight disease |
| What are the shared characteristics between organisms of the fungus kingdom? | Fungi are eukaryotes that have cell walls, are heterotrophs that feed by absorbing their food, and use spores to reproduce. |
| What are the steps of a virus invading a cell? | 1. Attaches to the cell, 2. Injects genetic material, 3. Virus multiplies, 4. Fills the cell, 5. Too crowded-bursts open |
| What does the virus do during each step of invasion of a cell? | same as box above |
| What is the difference between an active and a hidden virus? | Active viruses work immediately,hidden viruses is when the genetic material hides in a cell |
| What is an endospore? | a thick walled resting cell that protects the bacteria during bad times-ex: extreme heat or cold |
| Essays | |
| Do viruses exist where there are no life forms? Explain | No, viruses do not exist where there are no life forms because viruses can only multiply when they are inside a living cell. |
| How are bacterial cells different in characteristics? | shape, the way they move, sizes, obtaining food, reproduction |