Biology, asked by guest141, 4 months ago

1. Write a short note on ‘Down’s syndrome’. (four points)​

Answers

Answered by adin83
1

Answer:

Down syndrome (sometimes called Down's syndrome) is a condition in which a child is born with an extra copy of their 21st chromosome — hence its other name, trisomy 21. This causes physical and mental developmental delays and disabilities.

Explanation:

Though not all people with Down syndrome have the same features, some of the more common features include:

Flattened face.

Small head.

Short neck.

Protruding tongue.

Upward slanting eye lids (palpebral fissures)

Unusually shaped or small ears.

Poor muscle tone.

Broad, short hands with a single crease in the palm

Answered by DivineKing37
1

Though not all people with Down syndrome have the same features, some of the more common features include:

• Flattened face.

• Small head.

• Short neck.

• Protruding tongue.

•Upward slanting eye lids (palpebral fissures)

Unusually shaped or small ears.

•Poor muscle tone.

•Broad, short hands with a single crease in the palm.

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