3. Viruses & Bacteria

By the end of this sections you should be able to :

1. Describe the key structural features of a virus.

Essential Vocabulary

VirusCapsidNucleic acid (DNA or RNA)

2. Explain why viruses must infect a host cell to reproduce.

Essential Vocabulary

Host cellRibosomeTranscriptionTranslation

3. Describe the key structural features of a bacterial cell.

Essential Vocabulary

Cell wallCytoplasmRibosomeCircular DNA (plasmid)Cell (plasma) membrane

4. Use a Venn diagram to compare and contrast viruses and bacteria in terms of their structures and means of reproduction

Essential Vocabulary

Binary fission

5. Explain how new traits arise in bacteria.

Essential Vocabulary

MutationPlasmidTransformationRecombination

6. Compare the reproductive rates of bacteria to more complex types of cells (plants and animals).

Essential Vocabulary

Binary fissionMitosis

7. Explain how antibiotic resistance in bacteria is an example of natural selection.

Essential Vocabulary

Antibiotics

Vocabulary Review

These are 2 practice vocabulary quizzes to help you review the vocabulary for this section. Each quiz has 10 questions. You need to scroll to see all of the questions and select the "submit" button to complete the quiz and get a score

Viruses & Bacteria

There are 8 questions on this Content Quiz. You need to scroll to see all of the questions and select the "submit" button to complete the quiz and get a score.

This is a skills quiz to help you review and apply science practices to the content from this module. There are 4 questions. You need to scroll to see all of the questions and select the "submit" button to complete the quiz and get a score.

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