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Cell Functions: Eukaryotic and Prokaryotic Cells

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Cell Functions: Eukaryotic and Prokaryotic Cells

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Questions and Answers

What is the main function of the nucleus in eukaryotic cells?

Contains DNA coding for a particular protein needed to build new cells.

What is the role of the cell membrane in eukaryotic cells?

Controls what enters and leaves the cell.

Where does protein synthesis occur in eukaryotic cells?

Ribosomes.

What is the function of chloroplasts in plant cells?

Where photosynthesis takes place, providing food for the plant. Signup and view all the answers

What is the function of mitochondria in eukaryotic cells?

Where aerobic respiration reactions occur, providing energy for the cell. Signup and view all the answers

What is the composition of the cell wall in bacterial cells, and how does it differ from that of plant cells?

The cell wall of bacterial cells is made of peptidoglycan, whereas the cell wall of plant cells is made of cellulose. Signup and view all the answers

What is the role of flagella in bacterial cells?

Flagella are long, thin 'whip-like' tails that allow bacteria to move. Signup and view all the answers

What is the significance of chromosomal DNA in bacterial cells?

Chromosomal DNA is a circular molecule that contains the genetic material of the bacterial cell, and it floats in the cytoplasm. Signup and view all the answers

How do cells specialize, and what is the result of this process?

Cells specialize through a process called differentiation, which involves the cell gaining new sub-cellular structures to suit its role. Signup and view all the answers

What is the difference between cells that can only differentiate once and those that can differentiate throughout their life?

Cells that can only differentiate once are found in animals, whereas cells that can differentiate throughout their life are called stem cells and are found in plants. Signup and view all the answers