PMA 2 Day 2 Review 24-25

Front

What are the main elements that make up lipids and carbohydrates?

Back

Both lipids and carbohydrates consist of carbon, hydrogen, and oxygen.

Front

What is the primary structural difference between carbohydrates and lipids?

Back

Carbohydrates have repeating structural units (monosaccharides), while lipids do not.

Front

What is a nucleotide?

Back

A nucleotide is a monomer or building block of nucleic acids, consisting of a sugar, a phosphate group, and a nitrogenous base.

Front

What macromolecules contain nitrogen?

Back

Nucleic acids and proteins contain nitrogen.

Front

Why do athletes carb load before an event?

Back

Athletes carb load to have short-term energy stored for their performance.

Front

What role do enzymes play in biochemical reactions?

Back

Enzymes decrease the activation energy of reactions, making them occur more easily.

Front

What is the function of carbohydrates in living organisms?

Back

Carbohydrates provide energy and serve as structural components in cells.

Front

What are the building blocks of proteins?

Back

The building blocks of proteins are amino acids.

Front

How do lipids differ from carbohydrates in terms of solubility?

Back

Lipids are hydrophobic (insoluble in water), while carbohydrates are hydrophilic (soluble in water).

Front

What is the significance of the carbon backbone in macromolecules?

Back

The carbon backbone provides a framework for the structure and function of macromolecules.