Biology Midterm Review

Front

What is activation energy?

Back

The minimum amount of energy required to start a chemical reaction.

Front

What happens to chromosomes during telophase of mitosis?

Back

Chromosomes begin to decondense and the two new nuclei begin to form.

Front

What is the main source of energy for living things?

Back

Carbohydrates.

Front

What is the correct equation for photosynthesis?

Back

CO₂ + light + H₂O → O₂ + Sugar.

Front

How do enzymes affect chemical reactions?

Back

Enzymes make a reaction go faster and use less energy.

Front

Define mitosis.

Back

Mitosis is the process of cell division that results in two genetically identical daughter cells.

Front

What is the role of chlorophyll in photosynthesis?

Back

Chlorophyll absorbs light energy, which is used to convert carbon dioxide and water into glucose and oxygen.

Front

What are lipids and their function?

Back

Lipids are organic compounds that are hydrophobic and serve as long-term energy storage, insulation, and make up cell membranes.

Front

What is the function of nucleic acids?

Back

Nucleic acids, such as DNA and RNA, store and transmit genetic information.

Front

What is the difference between prokaryotic and eukaryotic cells?

Back

Prokaryotic cells lack a nucleus and membrane-bound organelles, while eukaryotic cells have a nucleus and organelles.