Which one of the following karyotypes is most likely to be found in a normal male?

What is the karyotype of a normal male?

A picture of all 46 chromosomes in their pairs is called a karyotype. A normal female karyotype is written 46, XX, and a normal male karyotype is written 46, XY.

What is the most common karyotype?

The most common karyotype is 47,XXY, which accounts for 80-90% of all cases. Mosaicism (46,XY/47,XXY) is observed in about 10% of cases. Other variant karyotypes, including 48,XXYY; 48,XXXY; 49,XXXYY; and 49,XXXXY, are rare.

What do karyotypes show?

A karyotype test looks at the size, shape, and number of your chromosomes. Chromosomes are the parts of your cells that contain your genes. Genes are parts of DNA passed down from your mother and father. They carry information that determines your unique traits, such as height and eye color.

How are karyotypes helpful in determining whether an individual has chromosomal abnormalities?

A karyotype test examines these dividing cells. The pairs of chromosomes are arranged by their size and appearance. This helps your doctor easily determine if any chromosomes are missing or damaged.

How can you use karyotypes to identify a species?

How can you use karyotypes to identify a species? A karyotype cell shows the complete set of chromosomes in a cell, and are displayed in order by size. The number and size of chromosomes varies from one species to the next.

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What is a diploid karyotype?

(dĭp′loid′) Having two sets of each chromosome in a cell or cell nucleus, one set from the female parent and one set from the male parent. In animals, all cells except reproductive cells are diploid. Compare haploid. See Note at mitosis.