Pat wants to observe mitotic cell division in an onion plant. which part of the plant body is most suitable for this activity and why?

b. read the phase at the intersection of any given temperature and pressure.

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.