Module 1 Lesson 1 Vocabulary

What is the smallest unit of life?

• Tissue

• Organ

• Cell

• Organism

What does Cell Theory state?

• (1) Organisms are made of one or more cells; (2) Cells are the basic unit of life; (3) All cells come only from other cells.

• (1) All living organisms are unicellular; (2) Cells are the smallest living units; (3) Cells can arise from non-living matter.

• (1) Cells are only found in multicellular organisms; (2) All cells are identical in structure and function; (3) Cells can spontaneously generate.

• (1) Cells are the building blocks of tissues; (2) All cells contain a nucleus; (3) Cells can only be created in laboratories.

What is homeostasis?

• Regulation of an organism’s internal environment to maintain conditions needed for life.

• A process of evolution in organisms over time.

• The ability of an organism to adapt to its environment.

• A method of reproduction in living organisms.

What is a prokaryotic cell?

• A cell that has a nucleus and membrane-bound organelles.

• A cell that does not have a nucleus or other membrane-bound organelles.

• A cell that is larger than eukaryotic cells.

• A cell that can perform photosynthesis.

What is a eukaryotic cell?

• A cell that has a nucleus and other membrane-bound organelles.

• A cell that lacks a nucleus and membrane-bound organelles.

• A type of cell that only exists in multicellular organisms.

• A simple cell structure without any organelles.

What are organelles?

• Specialized internal cell structures that carry out specific cell functions such as protein synthesis and energy transformation.

• Random cell components with no specific function.

• The outer membrane of a cell that protects it from the environment.

• The liquid substance inside a cell where organelles are suspended.