Q. Name the chemical primarily responsible for the yellow color of urine.

A
melanin
B
Urochrome
C
Uric acid
D
Bilirubin
Solution:
  • Urobilin or urochrome is the chemical primarily responsible for the yellow color of urine.

It is a linear tetrapyrrole compound that, along with the related colorless compound urobilinogen, are degradation products of the cyclic tetrapyrrole heme.

  • The yellow color of urine is due to the presence of a yellow pigment, urochrome.
  • The color of normal urine is usually light yellow to amber. Generally the greater the solute volume the deeper the color.
  • Urine is acidic- pH-6.
  • Urine is produced in Kidneys.
  • Urine is stored in urinary bladder
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