Question

How long it may take to teach a molecule of oxygen from toe to lungs in the absence og haemoglobin?

a) few months b) 1year c) 2 years d) 3 years​

Answer 1

Answer:

d) 3 years

Explanation:

if there is absence of HAEMOGLOBIN , then only deoxygenated blood will circulate so it will never reach the lungs