Answer:
Chitin is a long-chain polymer derived from glucose. It strengthens cell walls of fungi and the outer covering (exoskeleton) of arthropods (including crabs, shrimps, and insects).
Explanation:
Hydrogen fuel cell powered cars emit a 0 emission.
Answer: The five kingdoms are: <u>animal, plant, fungi, protist and monera. </u>The system of biological kingdoms is the way in which science classifies living things according to their ancestry over the course of evolution. they also have common ancestors and therefore share some of their genes and belong to the same family tree.
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Answer: Hey There! ^^
The reaction that causes a firework to explode requires less energy to start, and occurs more rapidly than the reaction that causes a candle to burn
Explanation:
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