What are the building blocks of proteins?

Study for the Grade 8 Biology Test. Enhance learning with flashcards and multiple-choice questions, each with hints and explanations. Get exam-ready with thorough preparation!

Multiple Choice

What are the building blocks of proteins?

Explanation:
Amino acids are the fundamental building blocks of proteins. Each protein is made up of one or more long chains of amino acids, which are linked together by peptide bonds. There are 20 different amino acids that can combine in various sequences to form a vast array of proteins, each with unique structures and functions in biological systems. Proteins play crucial roles in the body, including functioning as enzymes, hormones, structural components, and antibodies. The specific sequence of amino acids in a protein determines its shape and function, which is why amino acids are essential for protein synthesis. This process occurs ribosomes in cells, where mRNA provides the template for the sequence of amino acids that will be assembled into a protein. In contrast, nucleotides serve as the building blocks of nucleic acids like DNA and RNA. Fatty acids are the building blocks of lipids, which are important for membrane structure and energy storage, while carbohydrates are made up of monosaccharides and serve primarily as energy sources and structural elements.

Amino acids are the fundamental building blocks of proteins. Each protein is made up of one or more long chains of amino acids, which are linked together by peptide bonds. There are 20 different amino acids that can combine in various sequences to form a vast array of proteins, each with unique structures and functions in biological systems.

Proteins play crucial roles in the body, including functioning as enzymes, hormones, structural components, and antibodies. The specific sequence of amino acids in a protein determines its shape and function, which is why amino acids are essential for protein synthesis. This process occurs ribosomes in cells, where mRNA provides the template for the sequence of amino acids that will be assembled into a protein.

In contrast, nucleotides serve as the building blocks of nucleic acids like DNA and RNA. Fatty acids are the building blocks of lipids, which are important for membrane structure and energy storage, while carbohydrates are made up of monosaccharides and serve primarily as energy sources and structural elements.

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