Question

please give me ans for class 9 ​

Answer 1

Answer:

The major features and symptoms of sickle cell anemia include:

1 Fatigue and anemia.

2 Pain crises.

3 Dactylitis (swelling and inflammation of the hands and/or feet) and arthritis.

4 Bacterial infections.

5 Sudden pooling of blood in the spleen and liver congestion.

6 Lung and heart injury.

7 Leg ulcers

Explanation:

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Answer 2

Answer:

1.Bacterial infections

2.Lungs and heart injury

3.Leg ulcers

4.Fatigue and anemia