Asked in PMC Practice Test 5Moderate

The total number of amino acids that have been found in tissues and cells are?

Correct answer: D. 170

  • A. 250
  • B. 200
  • C. 20
  • D. 170

Explanation

The total number of amino acids that have been found in tissues and cells are 170. 20 types of amino acids make proteins.

Last updated

About Proteins

Proteins are polymers of amino acids joined by peptide bonds, and their function depends on primary, secondary, tertiary and quaternary structure. The topic covers fibrous and globular proteins, enzymes, antibodies, hormones and transport proteins, as well as denaturation by heat or extreme pH.

Practise Biological Molecules

1,790 free Biological Molecules MCQs from Biology, each with the correct answer and an explanation. Unlimited attempts, no account needed.

Exams that ask Biology questions like this

Biology is on 6 papers prepared for on TestUstad, and all of them draw the same bank, so this question is worth knowing for every one of them.

Related questions