Cell Structure and Types Quiz
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Questions and Answers

What is a distinct feature of eukaryotic cells compared to prokaryotic cells?

  • Eukaryotic cells have a cell wall, prokaryotic cells do not.
  • Eukaryotic cells have genetic material enclosed in a nucleus, while prokaryotic cells do not. (correct)
  • Eukaryotic cells undergo cell division through binary fission.
  • Eukaryotic cells are generally smaller than prokaryotic cells.

Which structure is unique to plant cells and not found in animal cells?

  • Nucleus
  • Ribosomes
  • Cell wall (correct)
  • Mitochondria

In which part of the cell does aerobic respiration primarily occur?

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

What process do prokaryotic cells use for cell division?

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

Which of the following accurately describes the role of chloroplasts in plant cells?

<p>They facilitate photosynthesis by absorbing light. (B)</p> Signup and view all the answers

What is one of the characteristic features of prokaryotic cells?

<p>They have a single DNA loop not enclosed in a nucleus (D)</p> Signup and view all the answers

Which statement accurately reflects the size comparison between eukaryotic and prokaryotic cells?

<p>Eukaryotic cells are typically much larger than prokaryotic cells (B)</p> Signup and view all the answers

What distinguishes the cell membrane of plant cells from that of animal cells?

<p>Plant cells have a cell wall surrounding the cell membrane (B)</p> Signup and view all the answers

What role does the permanent vacuole serve in plant cells?

<p>It provides structural support and shape to the cell (C)</p> Signup and view all the answers

In which type of cell does the process of differentiation primarily occur at an early stage?

<p>Most animal cells (C)</p> Signup and view all the answers

Flashcards

Eukaryotic Cell

A type of cell with a nucleus enclosing its genetic material (DNA).

Prokaryotic Cell

A type of cell without a nucleus, with DNA in a single loop and possible plasmids.

Cell Differentiation

The process where a cell becomes specialized to perform a specific function.

Plant Cell Features

Plant cells have a cell wall (cellulose), chloroplasts, and a permanent vacuole.

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Animal Cell Features

Animal cells have a cell membrane, cytoplasm, nucleus, mitochondria, and ribosomes.

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What is the difference between plant and animal cells?

Plant cells have cell walls, chloroplasts, and a large permanent vacuole, while animal cells do not.

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What does the nucleus do?

The nucleus contains the cell's genetic material (DNA) and controls the activities of the cell.

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What happens during cell differentiation?

A cell becomes specialized to perform a specific function by acquiring different subcellular structures.

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What is the function of mitochondria?

Mitochondria are the sites of aerobic respiration, where energy is produced from glucose.

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What is the function of the cell membrane?

The cell membrane controls the movement of substances in and out of the cell.

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Study Notes

Cell Structure

  • Eukaryotic cells (animal and plant cells) are larger than prokaryotic cells
  • Eukaryotic cells have a cell membrane surrounded by a cell wall in plant and fungal cells
  • Eukaryotic cells have genetic material enclosed in a nucleus
  • Eukaryotic cell division is mitosis
  • Prokaryotic cells (bacterial cells) are smaller
  • Prokaryotic cells have a cell membrane surrounded by a cell wall
  • Prokaryotic cells do not have a nucleus; genetic material is a single DNA loop or plasmids (rings of DNA)
  • Prokaryotic cell division is binary fission

Animal Cells

  • Nucleus: contains genetic material (DNA) that controls cell activities
  • Cytoplasm: where most chemical reactions (anaerobic respiration) take place
  • Cell membrane: controls the movement of substances into and out of the cell
  • Mitochondria: where aerobic respiration takes place
  • Ribosomes: where protein synthesis takes place

Plant Cells

  • Nucleus, cytoplasm, cell membrane, mitochondria, and ribosomes: are similar to animal cells
  • Cell wall: made of cellulose and strengthens the cell
  • Chloroplasts: where photosynthesis takes place, contain chlorophyll to absorb light
  • Permanent vacuole: filled with cell sap and gives the cell shape

Cell Differentiation

  • As a cell differentiates, it acquires different subcellular structures that enable it to carry out a specific function
  • Animal cells mostly differentiate at an early stage, with cell division primarily for repair and replacement
  • Plant cells retain their ability to differentiate throughout their life.

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Description

Test your knowledge about the structure and functions of eukaryotic and prokaryotic cells. This quiz covers key components of animal and plant cells, including their differences and roles. Perfect for biology students and enthusiasts!

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