What respiratory system changes occur when someone quits smoking?

Greenthe fossil record is the history of life recorded byhuman observationgod.climatologists.remains of the past.

Has regulatory areas for thirst, hunger, body temperature, water balance, and blood pressure

What do isotopes of uranium have the same number of? what do they have a different number of? a) same number of protons; different number of electrons b) same number of protons; different number of neutrons c) same number of electrons; different number of protons d) same number of neutrons; different number of protons