Unit 2 - Cells Review/Study Flashcardziz

Front

What is a Paramecium?

Back

A Paramecium is a unicellular protist that lives in freshwater environments and is characterized by its slipper-like shape and cilia for movement.

Front

What is the function of cilia in Paramecium?

Back

Cilia are hair-like structures that help Paramecium move and feed by creating water currents.

Front

Who concluded that all animals are made of cells?

Back

Theodor Schwann.

Front

What is the cell theory?

Back

The cell theory states that all living organisms are composed of cells, and all cells arise from preexisting cells.

Front

What organelle is responsible for photosynthesis in plants?

Back

Chloroplasts.

Front

What is the role of chloroplasts?

Back

Chloroplasts capture sunlight and convert it into chemical energy through photosynthesis.

Front

What distinguishes prokaryotic cells from eukaryotic cells?

Back

Prokaryotic cells lack a nucleus and membrane-bound organelles, while eukaryotic cells have both.

Front

What is a prokaryotic cell?

Back

A prokaryotic cell is a simple, unicellular organism that does not have a nucleus or membrane-bound organelles.

Front

What is a eukaryotic cell?

Back

A eukaryotic cell is a complex cell that contains a nucleus and membrane-bound organelles.

Front

What is the function of the nucleus in a cell?

Back

The nucleus houses the cell's genetic material (DNA) and controls cellular activities.