Cell Theory Read about it Questions

What is the basic unit of life according to Robert Hooke's observations?

• Cell

• Atom

• Molecule

• Organ

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Who was the first to publish that all new cells come from pre-existing cells?

• Rudolf Virchow

• August Weismann

• Karl Ernst von Baer

• Caspar Friedrich Wolff

Which scientist observed that all plants are made up of cells?

• Matthias Schleiden

• Robert Hooke

• Anton van Leeuwenhoek

• Theodor Schwann

Which scientist observed that all animals are made up of cells?

• Theodor Schwann

• Rudolf Virchow

• Matthias Schleiden

• Louis Pasteur

The significance of the microscope in the development of cell theory is:

• It allowed scientists to observe cells and provided evidence that cells are the fundamental unit of life.

• It contributed to the discovery of how photosynthesis occurs in plant cells.

• It led to the identification of organelles unrelated to cell theory.

• It primarily improved the visualization of non-biological structures.

Fundamental structural unit of living matter according to cell theory is:

• Cell

• Organelle

• Tissue

• Atom

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Which of the following is a component of cell theory?

• Cells are the basic unit of structure and function in all living things.

• All new cells are made from preexisting cells.

• All living things are made of one or more cells.

• All of the above.

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True or False: The bobcat's muscle cells are produced by preexisting cells.

• True

• False

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In the 1930s, what technological advancement allowed scientists to make more detailed observations about cells?

• Light microscope

• Electron microscope

• X-ray machine

• Ultrasound

The cell membrane is a physical structure as demonstrated by the work of Gorter and Grendel.

• True

• False