Front

What are organic compounds?

Back

Organic compounds are molecules that contain carbon and are the basis of all living organisms. They include carbohydrates, lipids, proteins, and nucleic acids.

Front

What are macromolecules?

Back

Macromolecules are large, complex molecules that are essential for life. They include proteins, nucleic acids, carbohydrates, and lipids.

Front

What is the primary function of carbohydrates?

Back

Carbohydrates are primarily used for energy storage and supply in living organisms.

Front

What are lipids and their main function?

Back

Lipids are a group of organic compounds that are insoluble in water. Their main function is long-term energy storage and forming cell membranes.

Front

What are proteins made of?

Back

Proteins are made of amino acids, which are linked together by peptide bonds.

Front

What is the role of enzymes in biological reactions?

Back

Enzymes act as catalysts that speed up chemical reactions by lowering the activation energy required.

Front

What are nucleic acids and their function?

Back

Nucleic acids, such as DNA and RNA, are macromolecules that store and transmit genetic information.

Front

Define a nucleotide.

Back

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

Front

What is the difference between DNA and RNA?

Back

DNA is double-stranded and stores genetic information, while RNA is single-stranded and plays a role in protein synthesis.

Front

What are the four main types of macromolecules?

Back

The four main types of macromolecules are carbohydrates, lipids, proteins, and nucleic acids.