The sudden change in a gene structure or chromosome number in an organism likely to cause an inheritable change in the phenotype is known as? by Sunday | May 14 | Biology WAEC | 0 comments A. migration B. mutation C. mitosis D. meiosis Correct Answer: Option B B. mutation Users Also Read These:The most likely mode of an organism that possesses…Assuming that ‘A’ is gene for normal skin and it is…The name given to a sudden change in a gene or…The gene that is only located on X-chromosome is said to be?In a rapidly growing economy, a change in technology…