There are two different alleles for flower color, P and p. The image shows a purple sweet pea that is labeled with its two alleles for petal color.

A purple sweet pea is labeled Upper P Upper P.

Which is the genotype of the sweet pea?
heterozygous dominant
heterozygous recessive
homozygous dominant
homozygous recessive

true is the final answer!

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.