What causes structural chromosomal aberration occur?

Define structural chromosomal aberration.

Chromosomal aberrations refer to

How is structural chromosomal aberration classified?

Given below are the gene sequence on the chromosome. Compare them with the normal chromosome and identify the type of structural chromosomal aberrations. Normal Chromosome : A - B - C - D - E - F - G - H - I. chromosome - 1 - A- B - C - B - C - D - E - F - G - H - I. Chromosome 2 : A - B - C - D - F - G - H - I

Which pair is a chromosomal aberration?

What are chromosomal mutation?

In Drosophila melanogaster, there are four pairs of chromosomes. If there occurs chromosomal aberrations resulting in trisomic and monosomic condition , what will be the chromosomal count ? Write correct chromosomal count against respective chromosomal aberration.

The other name for numerical chromosomal aberration _____

Explain the structure of a chromosome

What causes plaque ?