Neuroglobin Is a Member of the Globin Family Found in Neurons.It

Multiple Choice

Neuroglobin is a member of the globin family found in neurons.It is a monomeric protein that helps protect the brain from hypoxia (low O₂) .Identify the correct statement(s) about neuroglobin below.
a-It binds O₂ with a hyperbolic binding curve.
b-It binds O₂ with a sigmoidal binding curve.
c-It binds O₂ with higher affinity than hemoglobin.
d-It binds O₂ with lower affinity than hemoglobin.

A) a and c
B) a and d
C) b and c
D) b and d
E) None of the above