Question

What is the minimum no. of plasma
membrane that oxygen has to
diffuse
across to pass from oir in
alveoleus to haemoglobin
inside R.B.C ?
A. 2
B. 3
C. 4
D.5
​

Answer 1

Answer:

ar e yaar I think it is 4 the option no c

Answer 2

Answer:

hey if u don't know answer why u put these rude things if I do to u how u feel don't do like that