Describe one limitation of watson and cricks dna model

One limitation of this representation is the fact that it comes nowhere near representing the actual size and complexity of a gene

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.