Awidow's peak is a v-shaped area of the hairline in the center of the forehead. the allele for having a widow's peak is dominant to the allele for not having a widow's peak.

if two parents do not have widow's peaks, what is the probability that their child will have a widow's peak?

the answer is d p: cell, q: organ, r: organ system, s: tissue

linnaeus is the father of taxonomy

explanation:

which is the system of classifying and naming organisms. one of his contributions was the development of a hierarchical system of classification of nature. today, this system includes eight taxa: domain, kingdom, phylum, class, order, family, genus, and species.