Replace X and Y with the correct answers. ve
X is the genetic makeup of an organism, as determined by the alleles, while Y is the observable form.
X: genotype
Y: phenotype
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X: genes
Y: alleles
X: phenotype
Y: genotype
X: DNA
Y: alleles

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.

idk im sorry.

the answer is c a tornado

in a chemical reaction, the atoms and molecules produced by the reaction are called products. no new atoms are created, and no atoms are destroyed. in a chemical reaction, reactants contact each other, bonds between atoms in the reactants are broken, and atoms rearrange and form new bonds to make the products.