Question

write down the causes of downsyndrome and turner syndrome​

Answer 1

Explanation:

Causes and risk factors

Causes and risk factorsMost people are born with two sex chromosomes. Males inherit the X chromosome from their mothers and the Y chromosome from their fathers. Females inherit one X chromosome from each parent. When a female has TS, one X chromosome copy is either absent or significantly altered.

Answer 2

Explanation:

Turner syndrome's causes

In girls who have Turner syndrome, one copy of the X chromosome is missing, partially missing or altered. The genetic alterations of Turner syndrome may be one of the following: Monosomy. The complete absence of an X chromosome generally occurs because of an error in the father's sperm or in the mother's egg.

Down syndrome's causes

Down syndrome is a genetic disorder caused when abnormal cell division results in an extra full or partial copy of chromosome 21. This extra genetic material causes the developmental changes and physical features of Down syndrome.

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