31.A change of single base pair in the gene for beta globin chain (in human haemoglobin) that results in the change of amino acids residue glutamic acid to valine which is due to A. Frame shift mutation B. Point mutation C. Insertion mutation D. Silent mutation
Option B A point mutation is a genetic mutation where a single nucleotide base is changed, inserted or deleted from a DNA or RNA sequence of an organism's genome. Point mutations have a variety of effects on the downstream protein product—consequences that are moderately predictable based upon the specifics of the mutation
