"Sclerenchyma and collenchyma" are the type of tissues among the choices given in the question that are at work to protect the plant and help it heal from injury when <span>an insect is feeding on a plant. The correct option among all the options that are given in the question is the first option.
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They are hydrophobic and insoluble in water
Ice age. It caused saber tooth and mammoth to die
A, because its thick fur is designed to keep it warm, it would over heat and unfortunatly die
