Question

2. first released immunogloubin after primary immuniztion >
o lge
o IGg
o IGM
o IGD​

Answer 1

Answer:

Explanation:

The first antibodies to be produced in a humoral immune response are always IgM, because IgM can be expressed without isotype switching (see Figs 4.20 and 9.8). These early IgM antibodies are produced before B cells have undergone somatic hypermutation and therefore tend to be of low affinity.