VLFRs are non-photoreversible.

TLS Online TPP Program

#Id: 8051

#XL - Q Biochemistry

TLS Online TPP Program

#Id: 10336

#XL - Q Biochemistry

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: 10384

#XL - Q Biochemistry

Class II MHC transcriptional activator called CIITA and another transcription factor called RFX, have both been shown to activate the promoter of class II MHC genes.

Defects in these transcription factors cause one form of bare lymphocyte syndrome.

TLS Online TPP Program

#Id: 9619

#XL - T Zoology

HER2 (mouse Erb-B2), cannot bind any ligand, it can form a heterodimer with ligand-activated HER1, HER3, or HER4 (Erb-B1, 3, or 4)

TLS Online TPP Program

#Id: 8894

#XL - R Botany

Syntelic attachment 

Both kinetochores of a sister chromatid pair can attach to microtubules from the same pole