Variation in chromosome structure and number - Changes in chromosome structure: an overview

4 important questions on Variation in chromosome structure and number - Changes in chromosome structure: an overview

What is an other name for a deletion?

Deficiency.

What is a duplication?

A section of a chromosome is repeated more than once within a chromosome.

Which 2 changes within a chromosome do not affect the total amount of genetic material?

- Inversions
- Translocations
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Which two types of translocations are there?

- A simple translocation: a single piece of chromosome is attached to another chromosome;
- A reciprocal translocation: two different chromosomes exchange pieces.

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