Cell Theory and History

What is the study of cells called?

1 pts

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Many scientific disciplines have specialized names. What is the name of the scientific field dedicated to the study of cells?

herpetology

tautology

ornithology

cytology

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Explanation

Who first described seeing 'cells' in a piece of cork in 1665?

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In 1665, one scientist described having seen small compartments he called cells in a thin slice of cork viewed under a microscope.

Who was this scientist?

Schwann

Schleiden

Leeuwenhoek

Hooke

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Explanation

Which two scientists first explained the basic tenets of Cell Theory?

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Cell Theory was formally established when two scientists independently explained its core principles in 1838 and 1839 respectively.

Which pair of scientists are credited with this?

Schleiden and Schwann

Darwin and Mendel

Watson and Crick

Hooke and Leeuwenhoek

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Explanation

Match each scientist to their contribution to cell biology.

1 pts

Early cell biology was built on the work of several key scientists. Match each scientist to their contribution.

To complete the line match

Click on an item in the first group
Click on the match in the second group

To delete a match, double click on a line

Scientist

Matthias Schleiden

Antonie van Leeuwenhoek

Theodor Schwann

Robert Hooke

Contribution

Explained cell theory tenets for animal cells (1839)

Explained cell theory tenets for plant cells (1838)

First described cells in cork (1665)

Pioneer of the first light microscopes in the 17th century

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Explanation

Which of the following are correct tenets of Cell Theory?

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Cell Theory has three core tenets. Select ALL statements that are genuine tenets of Cell Theory.

All cells have a cell wall

Cells arise only from the division of other cells

Cells are the fundamental units of life

All organisms are made up of one or more cells

Cells are the smallest entities that can be called living

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Explanation

Identify the incorrect statement about Cell Theory.

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All of the following statements about Cell Theory are correct except one.

Which statement is incorrect?

All organisms are made up of one or more cells

Cells are the fundamental units of life

Cells are the smallest entities that can be called living

All cells have cell walls

Cells arise only from the division of other cells

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Explanation

During the 17th century, the first light microscopes were constructed by whom?

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The invention of the light microscope in the 17th century was a pivotal moment in cell biology.

Who constructed the first light microscopes during this period?

Leeuwenhoek

Hooke

Schwann

Schleiden

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Correct Answer

Explanation

Sort the following events in the history of cell biology in chronological order.

1 pts

Please drag and drop the options to sort them

Arrange the following milestones in cell biology from earliest to most recent.

First light microscopes constructed by Leeuwenhoek

Hooke describes cells in cork

Schleiden explains cell theory for plants

Schwann extends cell theory to animals

Electron microscope developed

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Explanation

Classify each statement as part of Cell Theory or NOT part of Cell Theory.

1 pts

Drag each statement into the correct category — either a genuine tenet of Cell Theory, or Not Cell Theory.

Drag and drop each option into the correct category. Click ✕ to return an item to the pool.

Options Pool

Cell Theory

Drop here

Not Cell Theory

Drop here

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Correct Answer

Explanation

Fill in the blanks

1 pts

Complete the sentence below by dragging the correct scientist names into the placeholders:

Cell Theory was first explained by (1) in 1838 and by (2) in 1839.

Please drag and drop the selected option in the right place or type it instead

Leeuwenhoek

Schleiden

Hooke

Schwann

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What is the study of cells called?

Correct Answer

Explanation

Who first described seeing 'cells' in a piece of cork in 1665?

Correct Answer

Explanation

Which two scientists first explained the basic tenets of Cell Theory?

Correct Answer

Explanation

Match each scientist to their contribution to cell biology.

Scientist

Contribution

Correct Answer

Explanation

Which of the following are correct tenets of Cell Theory?

Correct Answer

Explanation

Identify the incorrect statement about Cell Theory.

Correct Answer

Explanation

During the 17th century, the first light microscopes were constructed by whom?

Correct Answer

Explanation

Sort the following events in the history of cell biology in chronological order.

Correct Answer

Explanation

Classify each statement as part of Cell Theory or NOT part of Cell Theory.

Drag and drop each option into the correct category. Click ✕ to return an item to the pool.

Correct Answer

Explanation

Fill in the blanks

Correct Answer

Explanation

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