HOMEWORK 20.1 VIRUSES

HOMEWORK 20.1 VIRUSES

Classifying Prokaryotes For Questions 1—5, complete each statement by writing the correct word or words. Vectors in gene therapy wikipedia , lookup. List of types of proteins wikipedia , lookup. Scrapie is most likely caused by pathogens known as viroids. Pathogens are able to evolve over time. Name Class Date Compound that can block the growth and reproduction of bacteria 4.

Viral Diseases Viruses produce disease by directly destroying living cells or by affecting cellular processes in ways that disrupt homeostasis. Scrapie is most likely caused by pathogens known as viroids. Bacterial pathogens can produce many diseases that affect humans and other animals. Explain how viruses cause disease. Archaea are more closely related to than 5. How do antiviral medications work? Then, circle the step that shows lysis of the host cell.

Emerging Diseases An unknown disease that appears in a population for the first time or a well-known disease that suddenly becomes harder to control is called an emerging disease. Compound that can block the growth and reproduction of bacteria 4.

Moody, Alyssa / Chapter 20 – Viruses and Prokaryotes

Protection against viruses, either by hygiene or vaccination, is the best way to avoid viral illness. List of types of proteins wikipedialookup Genetic engineering wikipedialookup Evolution of metal ions in biological systems wikipedialookup Vectors in gene therapy wikipedialookup Germ theory of disease wikipedialookup Biology wikipedialookup Life wikipedialookup Cell theory wikipedialookup Developmental biology wikipedialookup Marine microorganism wikipedialookup Bacterial taxonomy wikipedialookup Antiviral drug wikipedialookup Oncolytic virus wikipedialookup Neurodegeneration wikipedialookup.

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Why is the process of nitrogen fixation important? Viral diseases in humans include the common cold, influenza, AIDS, chicken pox, and measles. Scrapie is most likely caused by pathogens known as viroids.

homework 20.1 viruses

The widespread use of vaccines has led to the emergence of resistant strains of bacteria. Virjses release toxins poisons that travel throughout the body, interfering with the normal activity of the host.

A vaccine is a preparation of weakened or killed pathogens or inactivated toxins.

CHEAT SHEET

Pathogens are able to evolve over time. They can also exchange genetic information by conjugation.

Using bleach to clean a countertop A n noninfectious disease is an unknown disease that appears in a population for the first time. Biology wikipedialookup. Misfolded protein that causes disease in animals 5.

homework 20.1 viruses

In the case of bacteriophage T4, viral DNA directs the synthesis of new viruses using materials in the cell. Match the bacterial control method with an example of the method Bacterial Control Method Example In a lytic infection, a virus enters a cell, makes copies of itself, and causes the cell to burst, releasing new virus particles that can attack other cells.

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They do so in one of two general ways: Bacterial pathogens can produce many diseases that affect humans and other animals.

Some are decomposers that break down dead matter. What are rod-shaped bacteria called? How does a typical virus get inside a cell? Describe three different ways that humans use bacteria.

Thank you for your participation! Virus that infects bacteria L. Archaea lack peptidoglycan and have different membrane lipids than bacteria. Classifying Prokaryotes For Questions 1—5, complete each statement by writing the correct word or words. How do decomposers help the ecosystem recycle nutrients when a tree dies? Explain how viruses cause homewori.

Lesson Summary Bacterial Diseases Microorganisms that cause diseases are known as pathogens. Others are producers that carry out photosynthesis.

Antiviral drug wikipedialookup. What is a bacteriophage?