6.13 Kesler Cell Theory

Watch It:

How many parts are there to the cell theory?

• 3

• 2

• 1

• 4

Watch It:

How did Robert Hooke come up with the term “the cell”?

• He saw small chambers in a piece of onion under his microscope, which reminded him of the rooms monks lived in, so he called them “cells.”

• He saw small chambers in a piece of cork under his microscope, which reminded him of the rooms monks lived in, so he called them “cells.”

• He saw small chambers in a piece of strawberry under his microscope, which reminded him of the rooms monks lived in, so he called them “cells.”

Watch It:

What role did Rudolph Virchow play in the development of cell theory?

• He provided research showing that cells come from other cells.

• He discovered that cells come from non-organic matter.

• He was critical of cells and their existence.

Read It:

Vocabulary

• cell theory

• the basic unit of life and all cells come from other cells

• preexisting

• an instrument used to see enlarged visions of small things, such as cells

• cells

• cells come from other cells

• living

• the basic units of structure and function in living things

• microscope

• all things made up of cell(s)

Tags

NGSS.MS-LS1-1

Read It:

 

What did Robert Hooke discover when he looked at cork under a microscope?

• cells

• bacteria

• protozoa

• animalcules

Tags

NGSS.MS-LS1-1

Read It:

 

What did Antonie van Leeuwenhoek call the tiny living creatures he discovered?

• cells

• bacteria

• protozoa

• animalcules

Read It:

 

Which statement is NOT part of cell theory?

• All living things are made up of one or more cells.

• Animal cells are more advanced than plant cells.

• Cells are the basic unit of structure and function in living things.

• Cells come from preexisting cells.

Tags

NGSS.MS-LS1-1

Assess It:

 

Which is not a part of the cell theory?

• Cells are the basic building blocks of all living things.

• All living things are made up of one or more cells. 

• Animal cells are more advanced than plant cells. 

• Cells come from other cells. 

Tags

NGSS.MS-LS1-1

Assess It:

 

What was one of the main ideas of the cell theory proposed by Schleiden and Schwann? 

• All cells come from other cells.

• All plants and animals are made up of cells.

• Cells are only found in plants. 

• Cells are only found in animals.

Tags

NGSS.MS-LS1-1

Assess It: 

3. What technological advancement was crucial for the development of the cell theory?

• 1. the telescope

• 1. the computer

• 1. the microscope

• 1. the x-ray machine