Naturally occurs when maternal IgG crosses the placenta to the developing fetus.

Maternal antibodies present in breast milk can also provide passive immunity to the infant in the form of maternally produced IgA.

TLS Online TPP Program

#Id: 1748

#Unit 4. Cell Communication and Cell Signaling

Expression of class II molecules by B cells is down-regulated by IFN- .

TLS Online TPP Program

#Id: 3115

#Unit 3. Fundamental Processes

The origin of E. coli, oriC, is 245 bp in length.

TLS Online TPP Program

#Id: 1635

#Unit 4. Cell Communication and Cell Signaling

MAC is the binding and polymerization of C9 to the C5b678 complex, completed MAC, which has a tubular form and functional pore diameter of 70 Å to 100 Å.

TLS Online TPP Program

#Id: 6517

#Unit 7. System Physiology – Animal

Phenylethanolamine-N-methyltransferase catalyzes the formation of epinephrine from norepinephrine, is found in appreciable quantities only in the brain and the adrenal medulla

TLS Online TPP Program

#Id: 3374

#Unit 3. Fundamental Processes

Translesion synthesis replicates across the DNA lesion, but the lesion remains in the genome until a DNA repair pathway can subsequently correct the damage.