Biology

What's the term for the dependence of a plant on the proper day-length to flower?

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What is the name of the acid formed when hemoglobin bonds with hydrogen ions?
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What does the substance melanin control?
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Which of the following is an insect?
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What substance in your ears helps keep germs and dirt out?
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What is a group of animals of the same species living and working together called?
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What is the name of the sugary substance that many insects get from flowers?
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What gives red blood cells their color?
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Which of the following animals might a heron eat?
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