It Is Your Task to Prove the Chromosomal Theory of Inheritance

Multiple Choice

It is your task to prove the chromosomal theory of inheritance in your cell biology class. Your task is limited by examining only one trait in Drosophila. You may use the tools of modern biotechnology to aid you in your progress. Which of the following would be least likely to help you in your endeavor?

A) examining a trait that is the genotype AA in all of the available parental stocks
B) genetic manipulation to add a marker to a particular chromosome in the germline
C) examining a trait that is the genotype AA or aa in all of the available parental stocks
D) DNA sequence analysis
E) protein sequencing