Question

an altered form of structural protein collagen causes a condition in which bones are weak and break easily. which of the following are components of collagen?

Answer 1

Glycine, Proline, Hydroxyproline and Arginine. Collagen makes up approximately 30% of the proteins within the body

Answer 2

Collagen consists mainly of the amino acids glycine, proline and hydroxyproline.

• These amino acids form three strands that form the triple helix structure characteristic of collagen.
• Collagen is found in connective tissue, skin, tendons, bones and cartilage.

What causes break down of collagen?

• Sunlight: Ultraviolet rays in sunlight cause collagen to break down faster, which damages collagen fibers and causes abnormal elastin to build up.
• The UV rays in sunlight damage the collagen in the dermis, causing the skin to fail and wrinkles to form.

Learn more about collagen here.

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