AP and TS EAMCET Medical Model Paper 2

Identify the incorrect statements
The degree of linkage between two genes present on a chromosome is directly proportional to the distance between those two genes
II) The degree of recombination between two genes present on a chromosome is inversely proportional to the distance between those two genes
III) Deletion or insertion of a segment of DNA results in chromosomal aberrations
IV)Deletion or insertion of one or two base pairs of DNA cause frame shift mutations