AP Bio Insta-Review Topic 1.2*: Elements of Life

Front

What are the four main types of macromolecules essential for life?

Back

Carbohydrates, Lipids, Proteins, Nucleic Acids.

Front

Which macromolecules contain nitrogen?

Back

Nucleic Acids and Proteins.

Front

What elements are found in all carbohydrates?

Back

Carbon (C), Hydrogen (H), and Oxygen (O).

Front

What is the primary function of nucleic acids?

Back

To store and transmit genetic information.

Front

What type of bond is primarily formed by carbon atoms?

Back

Covalent bonds.

Front

What are lipids primarily composed of?

Back

Carbon (C), Hydrogen (H), and a small amount of Oxygen (O).

Front

What is the structure of a nucleotide?

Back

A nucleotide consists of a sugar, a phosphate group, and a nitrogenous base.

Front

What is the role of proteins in biological systems?

Back

Proteins serve as enzymes, structural components, and signaling molecules.

Front

What distinguishes saturated fats from unsaturated fats?

Back

Saturated fats have no double bonds between carbon atoms, while unsaturated fats have one or more double bonds.

Front

What is the basic building block of proteins?

Back

Amino acids.