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Title: Biology Notes: Karyotypes
Description: Included in this set of notes: Karyotype terms. Also, symptoms, frequency and cause of all genetic birth defects (typed)

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Karyotypes:
​Terms:
Karyotype



A form of organization for chromosomes



Paired together, based on the type of chromosome



Disturbances in pairs can determine issues in life



46 Chromosomes in a regular karyotype



23 in Sex cells (sperm & Eggs)

Nondisjunction


Ether of the pair fail to separate in anaphase 1 or sister chromatids fail to separate results in 45 or
47 chromosomes
...

Deletion


A portion of one chromosome is lost during cell separation and is missing certain genes
...

Inversion



When a piece of a chromosome breaks off and reattaches to the chromosome in a
different order
Title: Biology Notes: Karyotypes
Description: Included in this set of notes: Karyotype terms. Also, symptoms, frequency and cause of all genetic birth defects (typed)