Which protein is present in the walls of alveoli? A. Collagen B. Hemoglobin C. Myoglobin D. Myosin

Everyday Science / Biology — Multiple-choice practice

  1. A. Myosin
  2. B. Myoglobin
  3. C. Collagen
  4. D. Hemoglobin

Correct answer

Collagen

Explanation

Explanation Collagen is a fibrous protein that provides structural support to the alveoli, Allowing them to maintain their shape while also allowing for expansion and contraction during breathing .

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