Chapter 7 Vocabulary Quiz

What is the basic unit of all life forms?

• DNA

• cell

• nucleus

Cell theory states that...

• all living things are made up of cells

• cells are the basic units of structure and function in living things

• new cells are produced from existing cells

• All of the following

What is a structure that contains the cell's genetic material in the form of DNA?

• cytoplasm

• lysosome

• nucleus

• ribosome

What is an organism whose cells contain a nucleus?

• prokaryote

• eukaryote

What is an unicellular organism that lacks a nucleus?

• prokaryote

• eukaryote

What is the fluid portion of the cell outside the nucleus?

• organelle

• cytoplasm

• vacuole

• cytoskeleton

What is a specialized structure that performs important cellular functions within a eukaryotic cell?

• cystoplasm

• vacuole

• nucleus

• organelle

What is the organelle that stores materials such as water, salts, proteins, and carbohydrates?

• vacuole

• lysosome

• ribosome

• cytoplasm

What is the organelle that breaks down lipids, carbohydrates, and proteins into small molecules that can be used by the rest of the cell?

• vacuole

• ribosome

• golgi apparatus

• lysosome

What is the network of protein filaments in a eukaryotic cell that gives the cell its shape and internal organization and is involved in movement

• golgi apparatus

• cytoskeleton

• chloroplast

• ribosome