Answer:
Same phenotype but different genotype is possible due to presence of dominant allele
Explanation:
A person can have a dominant allele on both the homologous chromosomes while another person may have single dominant allele and a corresponding recessive allele.
Pretty sure that the answer is A
<em>limestone</em>
<em>The most common chemical sedimentary rock, by far, is limestone . Others include chert , banded iron formation , and evaporite</em><em>s</em><em>.</em>