Hb F (Foetal Hb) has chain `:-`

Adult Hb has chain :-

Adult Hb has chain :-

Hb is a

Which of the following are correct differences between foetal haemoglobin (Hb-F) and adult haemoglobin (Hb-A) ? (a) Hb-F has higher affinity for oxygen as compared to Hb-A (b) The curve of Hb-F occurs towards the left of Hb-A (c) Hb-F binds with BPG more strongly as compared to Hb-A (d) P_(50) valve of Hb-F is less than P_(50) valve Hb-A

[A]: The nodulated bacteria fix nitrogen in the presence of leg Hb. [R]: Leg Hb acts as oxygen scavanger

[A]: The nodulated bacteria fix nitrogen in the presence of leg Hb. [R]: Leg Hb acts as oxygen scavanger

[A]: The nodulated bacteria fix nitrogen in the presence of leg Hb. [R]: Leg Hb acts as oxygen scavanger

[A]: The nodulated bacteria fix nitrogen in the presence of leg Hb. [R]: Leg Hb acts as oxygen scavanger

Percentage of similarity of beta chain of Hb in humans and Rhesus monkey is