Intro Cells: theory and life quiz

What did Robert Hooke describe cells as?

• Large boxes

• Tiny boxes or a honeycomb

• Small spheres

• Flat plates

Who used a handmade microscope to observe pond scum and discovered single-celled organisms?

• Matthias Schleiden

• Theodor Schwann

• Anton van Leeuwenhoek

• Louis Pasteur

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What was the widely accepted belief that caused a 150-200 year gap in cell theory advancements?

• Evolution

• Spontaneous Generation

• Cell Division

• Natural Selection

Who conclusively disproved the theory of Spontaneous Generation?

• Robert Hooke

• Anton van Leeuwenhoek

• Louis Pasteur

• Matthias Schleiden

Who stated that all animal tissues are composed of cells in 1839?

• Robert Hooke

• Theodor Schwann

• Anton van Leeuwenhoek

• Louis Pasteur

Who concluded that cells must arise from preexisting cells?

• Matthias Schleiden

• Theodor Schwann

• Rudolf Virchow

• Robert Hooke

Which of the following is NOT one of the basic components of the Cell Theory?

• All organisms are composed of one or more cells.

• Cells can spontaneously generate.

• The cell is the basic unit of life in all living things.

• All cells are produced by the division of preexisting cells.

What is a theory?

• A random guess about natural phenomena

• A set of statements or principles devised to explain a group of facts or phenomena

• An untested hypothesis

• A fictional story

Which of the following is an additional statement in the Modern Cell Theory?

• All cells are produced by the division of preexisting cells.

• The cell is the basic unit of life in all living things.

• The cell passes information from cell to cell during cell division using DNA.

• All organisms are composed of one or more cells.

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How has the Cell Theory been used in medical research?

• It has no application in medicine.

• It is used to develop new languages.

• It is the basis for understanding diseases and developing cures.

• It is used to create new art forms.

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