Which of these pairs are synthetic and natural macromolecules respectively?
-
A.
Haemoglobin and nylon, creatine and polyethylene -
B.
Nylon and polyethlene, creatine and Haemoglobin -
C.
Nylon and creatine, polyethylene and haemoglobin -
D.
Polyethylene and creatine, nylon and haemoglobin