Working with the Vocabulary : In your own words, explain how a person may taste the bitterness of PTC by using the following vocabulary words in your explanation (choose any order): trait, gene, genotype, phenotype, and alleles. in this explanation, you can treat PTC taste sensitivity as a single gene trait.

amber has allowed scientists to study dna that has been preserved over millions of years.

answer:

sequence 1- deletion

                  2- duplication

                  3- insertion

                  4- substitute

                  5- inversion

i believe it would cause an increase of percipitation, though i could be wrong. so i would say b is the answer.