Fill in the blank: A _______ is a large organic molecule made of carbon, hydrogen, oxygen, nitrogen, and sometimes sulfur.

Match the following terms with their definitions:

Explain the process of photosynthesis in your own words.

Fill in the blank: _______ is the process by which glucose is broken down.

Describe the process of osmosis and its importance to cells.

Which of the following is an energy-rich organic compound made of carbon, hydrogen, and oxygen?

• Protein

• Lipid

• Nucleic acid

• Carbohydrate

Which of the following is a widely accepted explanation of the relationship between cells and living things?

• Cell theory

• Theory of relativity

• Germ theory

• Atomic theory

What is the purpose of the cytoskeleton in a cell?

• To store nutrients

• To provide structural support

• To produce proteins

• To control cell division

What is the primary function of the cell membrane?

• To produce energy for the cell

• To control which substances can enter or leave the cell

• To store genetic information

• To provide structural support

Which of the following processes does not require energy?

• Active transport

• Endocytosis

• Exocytosis

• Passive transport