Question

44) Relative rates of red blood cell production in the bone
marrow of different bones at different ages are shown in
the graph. P, Q and R are likely to be, respectively


(a)vertebra, rib and tibia
(b) femur, carpal and rib
(c) tibia, fibula and femur
(d) radius, sternum and carpal.​

Answer 1

Answer:

vertebra ,rib,and ribia