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: 10301

#Section 2: General Biology

Three signals are required for activation of a naïve T cell

TLS Online TPP Program

#Id: 7763

#Section 2: General Biology

Breaking a bond always require energy to be added to the molecule. Correspondingly, making a bond always releases energy.

TLS Online TPP Program

#Id: 8857

#Section 3: Genetics, Cellular and Molecular Biology

The ATPase domains interact with the proteins

Scc1 and Scc3, which together form a cohesin ring structure which embrace one or both copies of the replicated DNA.

TLS Online TPP Program

#Id: 8191

#Section 3: Genetics, Cellular and Molecular Biology

PTS1 signals are recognized by the peroxin Pex5 receptor

PTS2 signals are recognized by the peroxin Pex7 receptor

Neither targeting sequence is cleaved after import.

TLS Online TPP Program

#Id: 10365

#Section 2: General Biology

Antigen pieces are held within the binding groove of a cell surface protein called the major histocompatibility complex (MHC) molecule which recognized by T cell