Draw a picture or write a sentence using these words to show how they are related. DNA, Trait, Alleles, Protein, Genes

i think that you are smart and you should fit for it out

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.