How does the cooperativity effect in haemoglobin contribute to its ability to efficiently bind and release oxygen?

The cooperativity effect in hemoglobin allows it to efficiently bind and release oxygen by enabling one oxygen molecule to bind to one subunit of hemoglobin, which triggers a conformational change in the protein structure that makes it easier for other oxygen molecules to bind. This cooperative binding and release mechanism helps hemoglobin efficiently transport oxygen throughout the body.