1st Semester Finals Review Pre-AP 24-25

Front

What are enzymes?

Back

Enzymes are proteins that speed up chemical reactions by lowering the amount of activation energy required to start the reaction.

Front

What is the mRNA strand for the DNA template TGG CAA GTA?

Back

The mRNA strand would be UGG CAA GUA.

Front

Which two systems work together to move food through the intestines?

Back

The Digestive and Muscular systems work together to move food through the intestines.

Front

What type of tissue is layered and regenerates quickly?

Back

Epithelial tissue is layered and regenerates quickly, making it a good covering and lining for the body.

Front

What is the function of the cell membrane?

Back

The cell membrane controls which substances enter and exit the cell.

Front

What is the role of proteins in biological systems?

Back

Proteins serve various functions including acting as enzymes, structural components, and signaling molecules.

Front

What is the primary function of the digestive system?

Back

The primary function of the digestive system is to break down food, absorb nutrients, and eliminate waste.

Front

What is the structure of DNA?

Back

DNA is a double helix made up of nucleotides, which include a sugar, a phosphate group, and a nitrogenous base.

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.

Front

What is homeostasis?

Back

Homeostasis is the process by which living organisms maintain a stable internal environment despite external changes.