The History of the Cell Theory

Question 1

What is Biology?

Answer 1

study of life/study of living organisms

Question 2

Three major divisions of Biology

Answer 2

1. Microbiology
2. Botany
3. Zoology

Question 3

4 unifying principles that form the foundation of Modern Biology

Answer 3

cell theory, evolution, genetics, homeostasis

Question 4

The basic unit of life; chemical system that is able to maintain its structure and reproduce

Answer 4

cell

Question 5

Non-cellular entity and small infectious agent that replicates only inside the living cells of other organisms

Answer 5

virus

Question 6

an instrument that scientists use to study cells

Answer 6

microscope

Question 7

Scientists that are credited for the production of lenses

Answer 7

Hans Lippershey and Zacharias Janssen

Question 8

The scientist who discovered “little boxes” known as cells and began the cell theory: “All living things are composed of cells.”

Answer 8

Robert Hooke

Question 9

Father of Ancient Microbiology who discovered animalcules or mostly known as bacteria

Answer 9

Anton Vann Leeuwenhoek

Question 10

A belief that animals could come from non-living sources

Answer 10

Abiogenesis or spontaneous generation

Question 11

Scientists who disproved abiogenesis

Answer 11

Louis Pasteur, Francesco Redi, Lazzaro Spallanzani

Question 12

The scientist who saw central structure in plant cells and called it “nucleus”

Answer 12

Robert Brown

Question 13

The scientist who concluded that all plants are made up of cells

Answer 13

Matthias Jacob Schleiden

Question 14

The scientist who concluded that all animals are made up of cells

Answer 14

Theodor Schwann

Question 15

The scientist who concluded the cell theory with the statement, “All living cells arise from pre-existing cells.”

Answer 15

Rudolf Virchow

Question 16

Three basic components of cell theory

Answer 16

1. All living organisms are composed of one or more cells.
2. The cell is the basic unit of life.
3. All cells come from pre-existing cells.