True or false: One difference between the two sexes in the nature of the adaptive problems they have faced stems from the fact that fertilization occurs internally within women.

format change of dna.  

the form of energy changes and the total energy increases0l

the fossil record provides evidence of a common ancestor to many species.

when you breathe in, or inhale, your diaphragm contracts (tightens) and moves downward. this increases the space in your chest cavity, into which your lungs expand. the intercostal muscles between your ribs also enlarge the chest cavity. they contract to pull your rib cage both upward and outward when you inhale.