Loss or gain of a segment of $DNA$ results in

  • A

    Frame-shift muation

  • B

    Point mutation

  • C

    Polyploidy

  • D

    Chromosomal aberration

Similar Questions

Normally $DNA$ molecule has $A-T, G-C$ pairing. However, these bases can exist in alternative valency status, owing to rearrangements called

In Drosophila, the sex is determined by

  • [AIPMT 2003]

Definitions / Explanation : Complementary Gene
 

In human female, barr bodies are formed by

  • [AIPMT 1996]

How many conditions exhibit in dissimilar sex chromosomes?