Answer Posted / manas

ultra violet rays

How test tube brush is used?

929

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What a test tube brush?

794

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What is a distilling flask?

827

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What is the natural habitat of e.coli?

879

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Biologists usually refer to the head of a tapeworm by what name?

835

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Why are calcium carbonate and carbon dioxide and carbon monoxide considered inorganic compounds?

806

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In which animals plasma Haemoglobin dissolves

2279

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Explain the balanced chemical equations of breathing?

916

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Explain the main difference between a bird heart and a mammalian heart?

866

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Explain why do substances react with each other?

801

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Explain the difference between prokaryotes and eukaryotes?

835

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How does iodine kill germs?

882

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Why is the reaction of ethane and chlorine not a free-radical addition reaction?

881

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Explain apoptosis?

945

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How does oak blight spread?

836

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