Karyotype Basics Pre-Flashcard

Front

What is a karyotype?

Back

The number and visual appearance of chromosomes in the cell nucleus of an organism.

Front

How are chromosomes arranged in a karyotype?

Back

By size and in pairs.

Front

How can variations in chromosome number affect an individual's health?

Back

Variations in chromosome number can cause genetic disorders which impact an individual's health.

Front

How many chromosomes are typically found in a human karyotype?

Back

46.

Front

What are some genetic disorders that can be identified through a karyotype?

Back

Down syndrome, Turner syndrome, Klinefelter syndrome, trisomy 18.

Front

What is the function of chromosomes?

Back

Chromosomes carry genetic information in the form of genes.

Front

What is the significance of chromosome pairing in a karyotype?

Back

Chromosome pairing is important for proper segregation during cell division.

Front

What is a genetic disorder?

Back

A genetic disorder is a disease caused by abnormalities in an individual's DNA.

Front

What is Down syndrome?

Back

A genetic disorder caused by the presence of an extra chromosome 21.

Front

What is Turner syndrome?

Back

A genetic disorder in females characterized by the absence of one X chromosome.