Cell Theory and Types of Cells Quiz
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Questions and Answers

Who coined the term 'cells'?

Robert Hooke

What did Antonie van Leeuwenhoek discover?

Living microscopic single-cell organisms

Mathias Schleiden and Theodor Schwann proposed that all plants and animals are made up of _____.

cells

Rudolf Virchow concluded that new cells can arise spontaneously.

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

Which of the following is NOT a principle of the cell theory?

<p>Cells are the largest unit of life (A)</p> Signup and view all the answers

Match the following functions of life with their descriptions:

<p>Nutrition = Obtain food needed for energy and growth Metabolism = Run essential chemical reactions Excretion = Remove waste Homeostasis = Maintain stable internal conditions Responsiveness = Sense the environment Reproduction = Produce offspring Growth = Grow and increase in size</p> Signup and view all the answers

What are the two major types of cells?

<p>Prokaryotic cells and Eukaryotic cells</p> Signup and view all the answers

Prokaryotic cells lack a _____

<p>nucleus</p> Signup and view all the answers

What is the purpose of organelles?

<p>To perform specific functions within a cell</p> Signup and view all the answers

Eukaryotic cells contain a nucleus.

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

Flashcards

Cell Theory

The fundamental theory in biology stating that all living things are composed of cells, the cell is the smallest unit of life, and cells arise from pre-existing cells.

Robert Hooke

Englishman who first used the term 'cells' in 1665, describing what he observed in cork under a compound microscope.

Antonie van Leeuwenhoek

Dutchman who discovered living single-celled organisms in 1675, founding microbiology.

Prokaryotic cell

A type of cell without a nucleus, typically smaller and simpler in structure.

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Eukaryotic cell

A type of cell with a nucleus and other membrane-bound organelles, more complex in structure.

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Organelle

A specialized subunit within a cell that carries out specific functions.

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Microscope

An instrument used to magnify small objects, enabling the discovery of cells.

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Rudolf Virchow

German biologist and founder of pathology who proposed that cells only come from other cells.

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Cell

The basic structural and functional unit of all living organisms.

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Mathias Schleiden and Theodor Schwann

Two German scientists who, in 1838-39, proposed that all plants and animals are composed of cells.

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