Unit 4 Our Microscopic World Biology Review 2024

Front

What does it mean for bacteria to be prokaryotes?

Back

Bacteria do not contain a nucleus or membrane-bound organelles.

Front

What are saprobes or decomposers?

Back

Bacteria that are unicellular and primarily obtain nutrients by breaking down dead material in the environment.

Front

Which domain does NOT contain prokaryote cells?

Back

Eukarya.

Front

What is the basic structure of a virus?

Back

A virus consists of a capsid (protein coat) and nucleic acid (DNA or RNA).

Front

What is one way to prevent the spread of viruses?

Back

Hand washing and sanitizing surfaces.

Front

What is the role of antibiotics in relation to viruses?

Back

Antibiotics are not effective against viruses.

Front

What are the two main types of cells?

Back

Prokaryotic and Eukaryotic cells.

Front

What is a defining feature of eukaryotic cells?

Back

Eukaryotic cells contain a nucleus and membrane-bound organelles.

Front

What is the function of the capsid in a virus?

Back

The capsid protects the viral genetic material and helps the virus attach to host cells.

Front

How do bacteria reproduce?

Back

Bacteria primarily reproduce asexually through binary fission.