What is a flux in a biogeochemical cycle?
A.
the flow of the element into a reservoir of the cycle
B.
the place of maximum concentration of an element in the cycle
C.
the start point of the cycle
D.
the end point of a cycle

meiosis is the first to occur after the nuclei of opposite of opposite mating types fuse

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.