Question

HIV/AIDS : AWARENESS, PREVENTION, TREATMENT AND SERVICES (700 words)

Answer 1

Explanation:

Parenchyma has a thin cell wall of their cells, and are made up of cellulose. Whereas collenchyma cells have an uneven cell wall made up of pectin and hemicellulose. There is a hard and thick cell wall present of the sclerenchyma cells, which is made up of the lignin.

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Answer 2

Answer:

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