Dogs, like all species, carry many different genes on each of their chromosomes. The chromosomes that are inherited by the puppies do not always carry the same set of alleles for these genes as the original matching chromosomes of their parents. This is a result of A. dominant alleles influencing recessive alleles.
B. crossing over during meiosis.
C. The independent assortment of homologous pairs of chromosomes during meiosis.
D. The parent's cells are diploid, but their gametes are haploid.

image result for how many calories of energy will 20 grams of carbohydrates provide in one gram provides 4 calories

consuming the right balance of protein, carbohydrates and fat can you maintain a healthy weight and optimize your energy levels. protein and carbohydrates both contain 4 calories per gram, while fat provides 9 calories per gram.

x would be the most and the least would be y because there are more fruit   and seeds than flock z has insects

sound moves fastest in solids because the molecules are tightly packed and it allows sound to vibrate