Biology Unit 1-2 Review

Front

What are organelles?

Back

Tiny cell structures that carry out specific functions within the cell.

Front

What do you call a cell without a nucleus?

Back

Prokaryote.

Front

What are the two kinds of cells?

Back

Prokaryotes and Eukaryotes.

Front

How do prokaryotes and eukaryotes differ?

Back

Eukaryotes have a nucleus.

Front

What is the theory of endosymbiosis?

Back

Eukaryotes are thought to have evolved by a prokaryote engulfing one heterotrophic bacteria and one photosynthetic bacteria.

Front

Which organelle is responsible for energy production?

Back

Mitochondrion.

Front

What is the function of chloroplasts?

Back

Chloroplasts are responsible for photosynthesis in plant cells.

Front

What is the main difference between prokaryotic and eukaryotic cells?

Back

Prokaryotic cells do not have a nucleus, while eukaryotic cells do.

Front

What is the role of the nucleus in a cell?

Back

The nucleus contains the cell's genetic material and controls its activities.

Front

What are the main components of the cell membrane?

Back

Phospholipids and proteins.