Question

question 4
what is true about proteins?
they are often enzymes
they are composed of amino acids
they are coded for by the dna
all are true.

Explanation:

• Enzymes are a type of protein that act as biological catalysts.
• Proteins are polymers made up of amino acid monomers.
• The sequence of amino acids in a protein is determined by the DNA sequence through the processes of transcription and translation.

Answer:

All are true.