Before a woman is born her body produces the egg cells that she will have for the rest of her life. the production of egg cells is a result of 2 divisions, which create eggs with 23 chromosomes. the process of producing eggs is called

the answer is "a.) well–developed vascular system."

explanation:

before, trains worked using the steam engine. thus, it uses heat so it is crucial to apply heat balance. the steam engine absorbs energy during the stage of boiling water. so, this is the endothermic reaction. when the steam is used to work the piston, it has to release this energy through running the train. the excess energy is released as an exhaust to the chimney. this is the exothermic process because it releases energy to the surroundings.

the answer would be d : p

i think the answer is c hope this