Animal, Plant, and Bacterial Cell Structures
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Questions and Answers

Which structure is found in both animal and plant cells?

  • Nucleus (correct)
  • Chloroplast
  • Permanent vacuole
  • Cell wall

What is the main function of the cell membrane?

  • To store cell sap
  • To control what enters and leaves the cell (correct)
  • To produce energy for the cell
  • To carry out photosynthesis

In which part of the cell do most chemical reactions take place?

  • Nucleus
  • Cell Membrane
  • Mitochondria
  • Cytoplasm (correct)

Which of the following is responsible for providing energy to the cell?

<p>Mitochondria (C)</p> Signup and view all the answers

Which structure contains chlorophyll and helps plants make food?

<p>Chloroplast (C)</p> Signup and view all the answers

What is the main component of a plant cell wall?

<p>Cellulose (D)</p> Signup and view all the answers

Which structure is found in bacterial cells but not in plant or animal cells, based on the text?

<p>Plasmid (A)</p> Signup and view all the answers

What is a primary function of the cell wall in plant cells?

<p>Providing structure (D)</p> Signup and view all the answers

Which of the following structures is present in both bacterial and plant cells?

<p>Cell membrane (B)</p> Signup and view all the answers

How does the DNA in bacteria differ from the DNA in plant and animal cells?

<p>Bacteria have one strand of DNA. (C)</p> Signup and view all the answers

Flashcards

Cell Membrane

Controls what enters and leaves the cell.

Nucleus

Controls the cell and contains DNA; surrounded by a nuclear membrane.

Cytoplasm

Where chemical reactions take place within the cell.

Mitochondria

Where cell respiration takes place, providing energy for the cell.

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Chloroplast

Contains chlorophyll and absorbs sunlight for photosynthesis.

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Cell Wall

A rigid outer layer that provides structure and support to plant cells.

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Cellulose

The main structural component of plant cell walls.

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Bacteria

Microscopic, single-celled organisms lacking a nucleus.

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Plasmids

Small, circular DNA molecules separate from the bacterial chromosome.

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