Lessons 1 and 2 Structure and Function

What is a cell?

• The basic unit of structure and function in a living thing.

• Same thing as an atom

• A small room

• None of the above

True/False: A prokaryotic cell is less complex than a eukaryotic cell.

• True

• False

Unicellular means

• being composed of many cells

• being composed of only 1 cell

True/False: Damage to the singe cell in a unicellular organism can cause death.

• True

• False

Multicellular means

• being composed of only one cell

• being composed of many cells

What is differentiation?

• The process by which molecules move from an area of high concentration to an area of low concentration.

• The process by which cells become specialized to perform a particular function

• The process by which plants make food

A scientific theory that describes the properties of cells as the basic unit of structure and reproduction in all organisms.

• Theory of Evolution

• Big Bang Theory

• Cell Theory

The first new cell of an offspring, created when the sperm and egg combine.

• Organism

• Zygote

• Nucleus

A__________________ describes an organism who's cells do not have a bound nucleus.

• prokaryote

• eukaryote

A(n)__________________ describes an organism who's cells do have a bound nucleus.

• prokaryote

• eukaryote