Pathogenicity islands GC content often differs from that of the rest of the genome, and it is likely that these regions are spread among bacteria by a process of horizontal transfer.

TLS Online TPP Program

#Id: 6514

#Unit 7. System Physiology – Animal

Dopamine is converted to norepinephrine by dopamine β -hydroxylase

TLS Online TPP Program

#Id: 6515

#Unit 7. System Physiology – Animal

Norepinephrine is the only small-molecule transmitter that is synthesized in synaptic vesicles

TLS Online TPP Program

#Id: 6516

#Unit 7. System Physiology – Animal

Epinephrine is formed by methylation of norepinephrine

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: 6518

#Unit 7. System Physiology – Animal

Adrenal medullary PNMT is induced by glucocorticoids

TLS Online TPP Program

#Id: 6519

#Unit 7. System Physiology – Animal

Glucocorticoids are apparently necessary for the normal development of the adrenal medulla