Cell Theory

Question 1

He is known for the discovery of the telescope.

Answer 1

Galileo Galilei

Question 2

Made his own microscope because of his knowledge of glass and focal lengths.

Answer 2

Galileo Galilei

Question 3

Two lenses of Galileo Galilei’s microscope

Answer 3

Bi-convex
Bi-concave

Question 4

The first person to see cells from the trunk of a Cork Oak

Answer 4

Robert Hooke

Question 5

Where Robert Hooke publishes his observations. It illustrates insects, plants, etc.

Answer 5

Micrographia

Question 6

Robert Hooke’s note with the “cells”

Answer 6

“A great many boxes”

Question 7

He observed living cells in pond water.

Answer 7

Anton van Leeuwenhoek

Question 8

What Anton called the observed living cells

Answer 8

Animalcules

Question 9

Father of Microbiology

Answer 9

Anton van Leeuwenhoek

Question 10

Discovered Bacteria and Protozoa using gunk in his teeth.

Answer 10

Anton van Leeuwenhoek

Question 11

His own notebook— inhabitants of his own “tooth scrapings”

Answer 11

Anton ban Leeuwenhoek

Question 12

Discovered the first (compound) microscope

Answer 12

Zacharias Janssen

Question 13

Zoologist; believed that tissues of animals had cells

Answer 13

Theodore Schwann

Question 14

Mylinates the axons of the peripheral nervous system

Answer 14

Schwann Cells

Question 15

Botanist; believed that tissues of plants contained cells

Answer 15

Mattias Schleiden

Question 16

Schwann & Schleiden’s Theory

Answer 16

1. Cell is the unit of structure.
2. Retains dual existence as a distinct entity and building block.

Question 17

“Every living thing is made up of vital units, known as cells”

Answer 17

Rudolf Virchow

Question 18

He predicted that cells come from other (pre-existing) cells

Answer 18

Rudolf Virchow

Question 19

Discovered the Spontaneous Generation Theory

Answer 19

Aristotle

Question 20

Cells generate spontaneously (from ‘nothing’ generation)

Answer 20

Spontaneous Generation Theory

Question 21

Disapproved the Spontaneous Generation Theory

Answer 21

Louis Pasteur

Question 22

Father of Modern Microbiology & Bacteriology

Answer 22

Louis Pasteur

Question 23

“Omnis cellula e cellula”

Answer 23

Rudolf Virchow

Question 24

Father of Modern Pathology

Answer 24

Rudolf Virchow

Question 25

Discovered Archiv für Pathologische Anatomie und Physiologie

Answer 25

Benino Reinhardt

(presently known as “Virchow’s Archives”)

Question 26

The Cell Theory

Answer 26

1. Every living organism is made up of one or more cells.
2. The cell is the basic unit of structure and function.
3. All cells arise from pre-existing cells.

Question 27

The Cell Theory (additional)

Answer 27

1. All cells contain hereditary information which is passed from cell to cell.
2. All cells are basically the same in chemical composition.
3. All energy flow of life occurs within cells.

Question 28

Why is the cell theory called a theory and not a fact?

Answer 28

More discoveries are yet to be found