Which of the following is a component of a nucleotide?

• A. Amino acid
• B. Pentose sugar
• C. Phosphate group
• D. Fatty acid

Answer: (C)

Verified step by step guidance

1. Recall the basic structure of a nucleotide, which is the building block of nucleic acids like DNA and RNA.
2. Identify the three main components of a nucleotide: a nitrogenous base, a pentose sugar, and a phosphate group.
3. Understand that amino acids are the building blocks of proteins, not nucleotides.
4. Recognize that fatty acids are components of lipids, not nucleotides.
5. Conclude that the correct components of a nucleotide include the pentose sugar and the phosphate group.