Viral/Bacteria Review

How do viruses reproduce?

Through lytic or lysogenic infection

What are the differences between a lytic and a lysogenic infection?

Lytic is fast working whereas, lysogenic can remain dormant for awhile.

How do bacteria reproduce?

Binary fission conjugation

What makes up a virus?

A protein coat with either RNA or DNA

What makes up a bacteria?

DNA with cell organelles Maybe a flagella or cilia Cell membrane, some have cell walls

How do viruses get their food?

They don’t they are not alive

How do bacteria get their food?

Either as an autotroph or a heterotroph

What are the two ways of a bacteria getting their food as an autotroph?

Either through sunlight or chemicals

What are the differences between the shapes of viruses and bacteria?

Viruses are geometric and bacteria are either: Bacilli- rod shaped Cocci- round shaped Spirilli- spiral shaped

Name viral diseases

Smallpox Polio Measles AIDS Mumps Influenza Yellow fever (mosquito born) Rabies (bite from animal) Common cold

Name bacterial diseases

– Salmonella Cholera – Strep throat Bubonic Plague – Typhoid Fever – Diptheria – Tuberculosis – Tetanus – Leprosy – Syphilis

What good things come from bacteria?

Food products such as cheese and yogurt They help break down food in the intestines

What two main groups of bacteria are there?

Archaebacteria and Eubacteria

Where will you find methanogens?

In the intestines of cows

Where will halophiles and thermophiles be found?

Salt water and hot water sources