Biology Review Fall 2024-T

Front

What are nucleic acids?

Back

Nucleic acids are biomolecules that hold the instructions for building and running cells. They include DNA and RNA.

Front

What role do enzymes play in our bodies?

Back

Enzymes help us digest food by speeding up chemical reactions in the digestive system.

Front

What is the active site of an enzyme?

Back

The active site is the special spot on an enzyme where the substrate binds and the reaction occurs.

Front

What is phenylketonuria (PKU)?

Back

PKU is a rare genetic disorder where individuals lack an enzyme needed to process proteins, leading to health issues.

Front

How do plants obtain energy?

Back

Plants make their own food through a process called photosynthesis, using sunlight, carbon dioxide, and water.

Front

How do humans obtain energy?

Back

Humans obtain energy by consuming food, which is broken down in the body to release energy.

Front

What is photosynthesis?

Back

Photosynthesis is the process by which plants convert sunlight into chemical energy, producing glucose and oxygen.

Front

What is a substrate in relation to enzymes?

Back

A substrate is the substance on which an enzyme acts during a chemical reaction.

Front

What is the difference between a product and a substrate in enzyme reactions?

Back

The substrate is the starting material that an enzyme acts on, while the product is the result of the enzyme's action.

Front

What are carbohydrates?

Back

Carbohydrates are biomolecules made of sugars that provide energy to living organisms.