What are the biological levels of organisms? (Explain each one) Biological Levels of Organisms:
Cells
Tissues
Organs
Organ Systems
Organism

Videos:
1. Watch the videos and answer the closing question.
2. Submit the closing question.
3. Finish anything from the last 5 weeks that you have not finished.

1:  Cells

2: Tissues

3: Organs

4: Organ Systems

5: Organisms

Explanation:

1: A Cell is the basic unit of life. Some people refer to it as "building blocks of life."

2: Tissues are groups of cells that work together to achieve a certain task.

3: Organs are groups of tissue that work to make the vital parts of the body

4: Organ Systems are groups of organs that work together to provide for body function. EX: Respiratory System, Circulatory System, Digestive, etc.

5: Organisms are any living thing that have many organ systems that work together. EX: Humans.

the fossil record provides evidence of a common ancestor to many species.