Cell Structure and Function History
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Questions and Answers

Who was the English scientist who first described and named the cell in 1665?

Robert Hooke

What did Robert Hooke observe in cork that led him to coin the term 'cells'?

Little boxes

Who is credited with creating a powerful microscope and discovering single-celled organisms in pond water?

Anton van Leeuwenhoek

What is the function of the central vacuole in plant cells?

<p>Storage area for water, sugars, ions, amino acids, and wastes</p> Signup and view all the answers

What term did Anton van Leeuwenhoek use to describe the single-celled organisms he observed in pond water?

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

What is the structure of the cell wall in plant cells?

<p>Made of cellulose and other polysaccharides</p> Signup and view all the answers

Who discovered the nucleus in a cell and observed the Brownian motion of pollen grains?

<p>Robert Brown</p> Signup and view all the answers

Why is the central vacuole important for plant cells?

<p>Increases cell’s surface area for transport of substances</p> Signup and view all the answers

Which botanist concluded that all plants are made of cells in 1838?

<p>Matthias Schleiden</p> Signup and view all the answers

What is the function of the tonoplast in plant cells?

<p>Membrane covering the vacuole</p> Signup and view all the answers

Which type of cells have a cell wall?

<p>Plant, bacterial, fungus, and some protists</p> Signup and view all the answers

What is the function of elaioplasts in plant cells?

<p>Stores fats</p> Signup and view all the answers

What is the Cell Theory?

<p>The Cell Theory states that all living things are composed of one or more cells, cells are the basic units of structure and function in an organism, and cells come only from existing cells.</p> Signup and view all the answers

Who coined the phrase 'Omnis cellula e cellula' and what does it mean?

<p>Rudolph Virchow coined the phrase, and it means 'All cells are from other pre-existing cells.'</p> Signup and view all the answers

What is the significance of the size of cells?

<p>Cell size is limited, with most cells being microscopic and measured in micrometers (μm).</p> Signup and view all the answers

Provide examples of different types of cells.

<p>Examples include Amoeba proteus, Plant Stem cells, Bacteria, Red Blood Cells, and Nerve Cells.</p> Signup and view all the answers

What are the two main types of cells based on structure?

<p>The two types are Prokaryotic cells and Eukaryotic cells.</p> Signup and view all the answers

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