Module 1: Cell Theory

Question 1

ROBERT HOOKE

Answer 1

• 1665
• first scientist to use the word “cells” in 1665

Question 2

MATTHIAS SCHLEIDEN

Answer 2

• 1838
• German botanist
• plants
  discovered that plants are made of cells
• hypothesized that every living thing is made up of cells or the product of the cells.

Question 3

THEODOR SCHWANN

Answer 3

• 1839
• German physiologist
• animal
• discovered that all animals are composed of cells.
• cytology

Question 4

RUDOLF VIRCHOW

Answer 4

• 1855
• pathologist
• published editorial; “cellular pathology”
• latin phrase: omnis cellula a cellula - all cells arise from cells
• a.k.a. father of pathology

Question 5

ANTON VAN LEEUWENHOEK

Answer 5

• first person to describe cells under the microscope and described them as animalcules.

Question 6

CELL THEORY

Answer 6

• all living organisms are made up of one or more cells.
• the cell is the basic structural and functional unit of life.
• cells arise from pre-existing cells.

Question 7

ALL LIVING ORGANISMS ARE MADE UP OF ONE OR MORE CELLS

Answer 7

• schleiden
• unicellular - single celled - bacteria and protozoans
• multicellular - multicelled - fungi, plants, and animals

Question 8

THE CELL IS THE BASIC STRUCTURAL AND FUNCTIONAL UNIT OF LIFE

Answer 8

• schwann

Question 9

CELLS ARISE FROM PRE-EXISTING CELLS

Answer 9

• virchow
• refers to the process of cell division, where one cell divides to profuce two or more cells.
• basis of cellular reproduction