Final Exam Practice

Front

Why do biomolecules have different functions?

Back

Because their structures determine how they work.

Front

How does DNA influence traits in organisms?

Back

It provides the instructions to make proteins.

Front

What is the role of centrioles in cell division?

Back

They help organize spindle fibers.

Front

What are the products of cellular respiration?

Back

Water, carbon dioxide, and ATP.

Front

Why does cancer occur?

Back

Cells divide uncontrollably due to damaged DNA.

Front

What are biomolecules?

Back

Large molecules essential for life, including proteins, nucleic acids, carbohydrates, and lipids.

Front

What is the function of proteins in the body?

Back

Proteins perform a variety of functions including catalyzing metabolic reactions, replicating DNA, responding to stimuli, and transporting molecules.

Front

What is the structure of DNA?

Back

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

Front

What is cellular respiration?

Back

A metabolic process that converts glucose and oxygen into energy (ATP), carbon dioxide, and water.

Front

What is the function of ribosomes?

Back

Ribosomes are the sites of protein synthesis in the cell.