Hormone activity frequently turns metabolic pathways o?

Question

Hormone activity frequently turns metabolic pathways on and off by

adding phosphate to or removing it from lipids within the cell.

TRUE /FALSE

Answer 1

False.

For those hormones which bind to cell surface receptors (eg. glucagon) and do not enter the cell  a second messenger is involved leading to activation of protein kinases which add phosphates to cellular proteins.

See link  for review of hormone action.