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The nucleus at the central part of the cheek cell contains DNA. When a drop of methylene blue is introduced, the nucleus is stained, which makes it stand out and be clearly seen under the microscope.
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Answer:
Fungi is a producer. Like many plants, mushrooms and algae they generate nutrients from the suns rays via photosynthesis. Consumers feed off them, and the food chain continues. Fungi and all producers are very important to the food chain as they are what helps keeps herbivores alive.
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Microorganisms that are involved in the nitrogen cycle are able to break the triple of elemental nitrogen using special enzymes that they have developed and make ammonium. Other organisms like plants are unable to break the triple bond and therefore rely on these microorganisms so that they can absorb the ammonia
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Answer. The more an experiment is repeated, with the same outcomes, the more biased it becomes
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