Explain how an enzyme speeds up a reaction. Be specific about how enzymes work and their structure. Give an example of an enzymatic reaction that takes place in your body.

Your friend has decided to go on a “no carb” diet. Explain what the roles of carbohydrates are and why this diet may or may not be a good idea.

Why would a muscle cell have many mitocondria?

Proteins differ from one another because __________________.

What is global climate change? Why is climate change a problem for the planet? What role should people and/or the government play regarding global climate change?

The electron transport chain is located in the _______________________.

Which of the following steps does not require oxygen to occur?

Can two brunette parents have a blond child? Explain you answer using the proper genetic terminology. 

The process of cell division that produces two daughter cells that are genetically identical to the parent cell is called _______________________.

What is the role of the mitochondria? What would happen if the mitochondria were defective and not functioning in the cell?