Glossary

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cartilage with few collagen fibres and no elastin fibres. It reduces friction in joints,...

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secretory tissue in the leaves of plants that secretes water through pores in the epidermis or...

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a clear, colourless solution of hydrogen chloride (HCl) in water. It is a strong and highly...

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an enzyme that catalyses (speeds up) the hydrolysis (breaking) of a chemical bond.

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plants that live in water or very wet conditions.

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