Biology Module 2

Question 1

What are the three main components of cell theory?

Answer 1

1) Cells are the fundamental unit of life
2) All living organisms are single-celled (unicellular) or aggregates of cells (multicellular)
3) A cell is the smallest unit of life capable of independent reproduction and all cells come from pre-existing cells

Question 2

What does aggregate mean?

Answer 2

a sum, mass, or assemblage of particulars; a total or gross amount

Question 3

What are the three main types of organisms?

Answer 3

1) Unicellular - Solitary Cells (P vs E)
2) Colonial - clusters of single cells
3) Multicellular - specialised cells

Question 4

Refer to the main points of colonial organisms

Answer 4

• Eg. Volvox (algae)

Question 5

Refer to the main points of unicellular organisms

Answer 5

• Eg. Amoeba (protozoan)