Theme 2- Cells

Question 1

What are cells?

Answer 1

The basic units of life

Question 2

History of the Cell

What are FIVE famous people that dealt with the cell?

Answer 2

1. Robert Hooke
2. Anton Van Leeuwenhoek
3. Matthias Schleiden
4. Theodor Schwann
5. Rudolph Virchow

Question 3

Robert Hooke

1. What did he look at under a microscope?
2. What did he discover?

Answer 3

1. He looked at cork ( bark of an oak tree)
2. He discovered the cell wall

Question 4

Anton Van Leeuwenhoek

1. What is his nickname?
2. What did he make and what was the magnification of it?
3. What did he look at under the microscope?
4. What did he see in the sperm and what was it called?

Answer 4

1. Father of microbiology

2.He made a simple microscope with a magnification of 400x

3. He looked at pond organisms, tooth bacteria, RBC’s, and sperm
4. He saw a person inside the sperm and he called it homunculus

Question 5

Matthias Schleiden and Theodor Schwann

1. What did each of them study?

2.What did Matthias discover?

3.What did Theodor discover?

4. What theory came from these discoveries?

Answer 5

1. Schleiden was a botanist- studied plants and Schwann was a zoologist- studied animals
2. He discovered all plants are made up of cells
3. He discovered all animals are made up of cells
4. All living things are made up of cells

Question 6

Rudolph Virchow

1.What did he study?

2. What did he witness?
3. What theory came from what he witnessed?

Answer 6

1. He was a bacteriologist- studied bacteria
2. He witnessed binary fission
3. He witnessed binary fission
4. All cells come from preexisting cells

Question 7

What are the two types of cells?

Answer 7

Prokaryotic and Eukaryotic

Question 8

1.What does a prokaryotic cell have?

2. What does a prokaryotic cell not have?

Answer 8

1. Cell wall, Cytoplasm, Circular DNA, Plasma Membrane, Ribosomes
2. A nucleus and Membrane Bound organelles

Question 9

What do all cells have?

Answer 9

All cells have DNA, Ribosomes, Cytoplasm, and a Plasma Membrane