Blood

?
  • Created by: Joanne
  • Created on: 20-05-12 16:01

Blood contains four main components: red blood cells, white blood cells, plasma and platelets.

Red blood cells

  • transport oxygen around the body from the lungs to organs
  • contain no nucleus - more room for haemoglobin
  • biconcave shape (cave in on both sides) for a large surface area
  • packed with the red pigment…

Comments

No comments have yet been made