Cell Theory

Question 1

Why was the microscope and its improvement an important part of the development of the cell theory?

Revolt · Accepted Answer

The microscope was essential to the development of cell theory because cells are too small to be seen with the naked eye. As microscope technology improved, scientists were able to see cells in greater detail, discover organelles, and observe cell division, which provided the evidence needed to establish that all living things are made of cells.

Question 2

Question 3

Revolt · Accepted Answer

4

Question 3

Question 4

Revolt · Accepted Answer

5

Question 4

Question 5

Revolt · Accepted Answer

1

Question 5

Question 6

Revolt · Accepted Answer

6

Question 6

Which scientist used the word "cell” for the first time in science?

Revolt · Accepted Answer

Robert Hooke

Question 7

Which two scientists are credited for the invention of the first microscope? Check all that apply.

Revolt · Accepted Answer

Hans Janssen; Zacharias Janssen

Question 8

Which feature of the microscope did Anton van Leeuwenhoek add that enabled him to magnify organisms about 250 times?

Revolt · Accepted Answer

polished lenses

Question 9

Number the events from earliest (1) to most recent (6) to outline the development of the cell theory. Anton van Leeuwenhoek observed small organisms he called “animalcules.” Robert Hooke was the first to use the word “cell.” Matthias Schleiden theorized that plants are made of cells. Theodor Schwann theorized that animals are made of cells. Hans and Zacharias Janssen created the first microscope. Rudolf Virchow theorized that cells come from other pre-existing cells.

Revolt · Accepted Answer

3; Selection 1: 3; Selection 2: 2; Selection 3: 4; Selection 4: 5; Selection 5: 1; Selection 6: 6

Question 10

Question 14

Revolt · Accepted Answer

2

Cell Theory Answers

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