WBCS.LIVE practice question

Why is the colour of human blood red?

Solve this multiple-choice question and check the correct answer with its explanation below.

Answer options

  1. Because of haemoglobin
  2. Because of myoglobin
  3. Because of immunoglobin
  4. Because of heptoglobin

Correct answer and explanation

Correct answer: Because of myoglobin