They are pAPCs

Have surface marker  CD19

Antibodies at surface of b cell – IgM, IgD

Cause humoral immunity or antibodies mediated immunity

TLS Online TPP Program

#Id: 8569

#XL - Q Biochemistry

In case of nonidentical dissociation constants, MIXED TYPE INHIBITION TAKES PLACE 

TLS Online TPP Program

#Id: 7891

#XL - Q Biochemistry

TLS Online TPP Program

#Id: 10343

#XL - Q Biochemistry

The heavy chain is then expressed on the cell surface in combination with the surrogate light chain, which is made up of VpreB and λ5. 

TLS Online TPP Program

#Id: 7839

#XL - T Zoology

TLS Online TPP Program

#Id: 9428

#XL - T Zoology

A- Parental investment is high in females than male

Reason - Eggs are much larger than sperm.

Females are responsible for gestation and lactation.

B - Parental investment is high in males than female - very rare

Male Mormon crickets transfer a protein-containing spermatophore to females during mating. Almost 30% of a male’s body weight is made up by the spermatophore.

C- Parental investment of males is equal to female

Degree of mate choice should be equal between the sexes.

No sexual dimorphism

Present in bird