Cell theory

     Scientists can only make discoveries in a laboratory with white lab coats and science gizmos that go beep.

• TRUE

• FALSE

  There are three parts to the cell theory. Which is NOT one of those parts?

• All organisms are composed of one or more cells.

• The cell is the basic unit of structure and organization in organisms.

• Cells spontaneously arise from carbon and nutrients carried in the bloodstream.

• All cells come from pre-existing cells.

    Who named the cell?

• Robert Hooke

• Robert Redford

• Robert Smith

• Robert DeNiro

Which scientist realized that, by studying samples under a microscope, all animals are made up of cells?

• Rudolf Virchow

• Robert Remak

• Theodor Schwann

• Isaac Newton

Tags

NGSS.MS-LS1-1

Which scientist looked at dental scrapings & pond water and called the single-celled organisms "animalcules"?

• Van Leeuwenhoek

• Hooke

• Pasteur 

• Virchow

  Who said that all plants are made of cells?

• Schleiden

• Schwann

• Van Leeuwenhoek 

• Pasteur 

Who wrote a book that said that cells come from other cells like them?

• Virchow

• Pasteur 

• Hooke

• Van Leeuwenhoek

What is NOT part of the modern cell theory?

• all cells contain a nucleus 

• metabolism (processing energy) occurs in cells

• genetic (hereditary) info is passed from one cell to another

• all cells have the same basic composition (a cell membrane, cytoplasm, cytoskeleton, ribosomes, etc).

  Which invention was the most important thing that helped scientists develop the cell theory?

• compound light microscope

• petri dish

• scanning electron microscope

• dissection tools

While looking at cork, Hooke observed box-shaped structures, which he called “cells” because...

• they reminded him of the cells, or rooms, in monasteries.

• they looked like cellulitis

Tags

NGSS.MS-LS1-1