Multiple choice

A student is observing a blood smear slide under light microscope and observes minute biconcave disc-like structures. Which of the following are these structures?

  1. Red blood cells

  2. White blood cells

  3. Platelets

  4. Haemoglobin

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

Red blood cells are thick and have biconcave disc-like shape and rounded periphery. These cells are flat in the centre.