Week 16 Biology Quiz Microbiology

3.Which are the three currently accepted domains?

• Archaea, Bacteria, and Eukarya

• Archaea, Prokaryota, and Eukaryota

• Bacteria, Prokaryota, and Eukarya

• Bacteria, Fungi, and Protista

6. Viruses not included in phylogenetic trees for which of the following reasons?

• It is too difficult to observe their characteristics.

• They lack a nucleus.

• They are acellular and nonliving.

• They do not have any genes, which prevents genetic analysis.

13.Bacteria, Archaea, and Eukarya, and their common ancestor. Of these three groups, which two are more closely related from the figure?

• Archaea and Eukarya

• Eukarya and Bacteria

• Archaea and Bacteria

• All are very close to each other

What word is Latin for Poison ?

• Disease

• Rabies

• Bacteria

• Virus

What types of cells can Viruses infect

• Only bacterial cells

• Only animal cells

• Only prokaryotic ones

• all of them

How do viruses reproduce

• They take over the living cells machinery

• They slide in the cell on their own

• They can reproduce themselves

• They put themselves in our bloodstream first

Which of the following do you think is NOT true about bacteria?

• All bacteria are harmful.

• All bacteria are prokaryotes.

• Bacteria and Viruses have the same anatomy.

• All bacteria are made of only 1 cell.

Tiny structures that produce proteins inside bacteria

• bacteria

• ribosomes

• cytoplasm

• endospore

The region inside the cell membrane of a bacterium

• bacteria

• endospore

• cytoplasm

• decomposers

A whip-like structure that helps a bacterial cell to move

• Flagellum

• Conjugation

• Endospore

• Pasteurization