Biology sem 2 wk 5

Front

What is a stage of a host-cell infection by a virus?

Back

Viral genetic material injected into the host cell’s cytoplasm.

Front

The three major groups of protists are classified based on their methods for __.

Back

Obtaining nutrition.

Front

Which describes animals?

Back

Multicellular, eukaryotic heterotrophs.

Front

What is a retrovirus?

Back

A virus with RNA.

Front

What do water vapor, oxygen, and carbon dioxide exit the leaves of a plant through?

Back

Stomata.

Front

What is the function of stomata in plants?

Back

Stomata allow for gas exchange, letting water vapor, oxygen, and carbon dioxide exit and enter the plant.

Front

What are the main characteristics of eukaryotic cells?

Back

Eukaryotic cells have a nucleus and membrane-bound organelles.

Front

What is the difference between autotrophs and heterotrophs?

Back

Autotrophs produce their own food, while heterotrophs obtain food from other organisms.

Front

What is the role of viral receptors in host-cell infection?

Back

Viral receptors allow viruses to attach and enter host cells.

Front

What is the significance of the viral DNA replication process?

Back

It allows the virus to reproduce and spread within the host.