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VirusesandProkaryote

viruses/prokatyotes

QuestionAnswer
1.Are Viruses alive? Why or why not? No. Because they cannot reproduce without host cells
3.Explain/describe what a vaccine does. A virus is a weakened or killed virus that stimulates the immune system to produce antibodies against the virus or bacteria
4.Explain/describe/define the lytic cycle 1) attach to cell2) inject DNA/RNA into cell3) virons or many “baby” viruses are reproduced and multiply4) cell ruptures and releases baby viruses
5.How does bacteria reproduce? Binary fission (asexual) and Conjugation (sexual)
6.How is a retrovirus is different from a virus? It is a virus that contains RNA
7.List at least 5 human diseases that viruses cause? AIDS, Flu, cold, mumps, measles, chicken pox, rabies, polio
8.Name the two types of prokaryotes. Archaebacteria and Eubacteria
9.What are the two ways that viruses infect living things? Lytic cycle or Lysogenic cycle
10.What do humans use bacteria for? Cheese, yogurt, sour cream, buttermilk, drugs, digest petroleum
11.What is a capsid? The protein coat that surrounds the RNA/DNA of a virus (the head)
12.What is a pathogen? A virus or bacteria that causes disease
13.What is a virus? What is it made of? Made up of nucleic acids, proteins, and some lipids
14.What is nitrogen fixation? The process in which bacteria converts nitrogen into a form plants can use.
15.What is the main, distinguishing feature of a prokaryote? Single celled organisms without a nucleus
Created by: morbidloner66
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