If the clone for a gene is obtained on the basis of its position in the gene map, then it is called as ___________
(a) locational cloning
(b) positional cloning
(c) chromosome walking
(d) transposon tagging
I had been asked this question by my school teacher while I was bunking the class.
My query is from Database Screening and Screening by Nucleic Acid Hybridisation topic in portion Screening Libraries of Genetic Engineering