Cells Study Guide

Question 1

What’re the 3 statements that make up the cell theory?

Answer 1

1. All living things are made of cells
2. Cells are the basic unit of structure and function in an organism
3. Cells come from the reproduction of existing cells

Question 2

How do specialised cells share labor& what kind of organisms are they found in?

Answer 2

Some parts of the body have different cells that do different things.
The Human body has many specialised cells, like red blood cells that can change their shape to fit thought tight areas.

Question 3

What’re the 5 levels of organisation in the human body and what are the definitions of each?

Answer 3

Cell-The smallest structural and functional unit in an organism
Tissue-Made up of many cells (skin)
Organ-Made up of many tissues(Heart)
Organ system- A group of organs that do a specific function(Digestive System)

Question 4

What is the difference between an element and a compound?

Answer 4

Element:A substance that can’t be broken down chemically
Compound:Made up of different elements that can be broken down chemically

Question 5

What’re the 4 organic compounds found in a cell?

Answer 5

1. Carbohydrates
2. Lipids
3. Proteins
4. Nucleic Acids

Question 6

What’s the difference between Unicellular and Multicellular organisms?

Answer 6

Unicellular:An organism made of 1 cell (Amoeba)
Multicellular: An organism made of more than 1 cell(Human)