The Cell Theory

Question 1

The cell theory part 2:

Answer 1

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

Question 2

The cell theory part 3:

Answer 2

All cells came from preexisting cells.

Question 3

The cell theory part 1:

Answer 3

All organisms are composed of one or more cells.

Question 4

Robert Hooke year(s) of contributions:

Answer 4

1665

Question 5

Hans & Zacharias Janssen year(s) of contributions:

Answer 5

1595

Question 6

Anton Van Leeuwenhoek year(s) of contributions:

Answer 6

1674

Question 7

Mathias Schleiden year(s) of contributions:

Answer 7

1838

Question 8

Theodor Schwann year(s) of contributions:

Answer 8

1839

Question 9

Rudolph Virchow year(s) of contributions:

Answer 9

1855

Question 10

Robert Hooke contributions to the cell theory:

Answer 10

Discovered the cellular composition of cork and introduced the word ‘cell’ to science.

Question 11

Hans & Zacharias Janssen contributions to the cell theory:

Answer 11

Invented the first microscope.

Question 12

Anton Van Leeuwenhoek contributions to the cell theory:

Answer 12

First person to observe and describe single felled organisms.

Question 13

Mathias Schleiden contributions to the cell theory:

Answer 13

Co-founder of the cell theory.

Discovered that plants were made up of cells.

Question 14

Theodor Schwann contributions to the cell theory:

Answer 14

Co-founder of the cell theory.

Discovered that animals were made up of cells.

Question 15

Rudolph Virchow contributions to the cell theory:

Answer 15

Co-founder of the cell theory.

Stated that all living things come from other living things.

Question 16

Which three scientists directly contributed evidence for the cell theory?

Answer 16

Mathias Schleiden, Theodor Schwann, and Rudolph Virchow.