Multiple choice

Which of the following pairs does not match?

  1. Muscular movement - ATP

  2. Heart - pacemaker

  3. Monocyte - haemoglobin

  4. Nerve impulse - acetylcholine

  5. -

Reveal answer Fill a bubble to check yourself
C Correct answer
Explanation

Monocyte is a large phagocytic white blood cell with a simple oval nucleus and clear, greyish cytoplasm. It is not concerned with haemoglobin.