Answer:
B) cAMP
Explanation:
Phosphodiesterase is an enzyme that breaks a phosphodiester bond, for example in molecules such as cAMP and cGMP. So, phosphodiestarases are are regulators of signal transduction: regulate the duration of signaling pathway.
Caffeine is central-nervous-system stimulant and the mechanisms of its action usually are: mobilization of intracellular calcium or inhibition of specific phosphodiesterases.
Answer:
the twenty second amendments to the united states
Explanation:
limits the number of times of a person is eligible for election to the office of president of the united states to two,and sets additional eligibility conditions for president who succeed to the unexpired terms of their predecessors
No they can't there's no air in space space is like a vacuum it suck up all the air
Answer:
D
Explanation:
Material is duplicated during Synthesis