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

What are some common techniques used to create a karyotype?

Back

Collecting cells, culturing, arresting in metaphase, staining, capturing image, arranging by size and banding pattern, analyzing for abnormalities.

Front

What is the purpose of creating a karyotype?

Back

To analyze chromosomes for genetic abnormalities.

Front

What is the difference between a normal and abnormal karyotype?

Back

The difference between a normal and abnormal karyotype is the presence of deviations from the typical number or structure of chromosomes.

Front

How are chromosomes arranged in a karyotype?

Back

By size and in pairs.

Front

What is the significance of staining in karyotyping?

Back

Staining helps to visualize the chromosomes and identify structural abnormalities.

Front

What phase of the cell cycle is ideal for karyotyping?

Back

Metaphase, because chromosomes are most condensed and visible.

Front

What type of cells are typically used for karyotyping?

Back

Somatic cells, such as blood cells.

Front

What can a karyotype reveal about an organism?

Back

It can reveal the number of chromosomes, their structure, and any abnormalities.

Front

What is a chromosomal abnormality?

Back

A deviation from the normal number or structure of chromosomes, which can lead to genetic disorders.