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Fertilizer can lead to algal bloom in aquatic ecosystems, which means that its usage may lead to oversaturation of algae in the seas and oceans. Although algae are good for these kinds of waters in limited amounts, when there are too much of them it can stifle all other life, thus having negative effects on aquatic ecosystems.
At the base of the brain is hypothalamus which received sensory signals from neurons and transmit it to pituitary gland. This gland releases hormones which play an essential role in controlling homeostasis. It often releases hormones of its own which then signal to pituitary gland. Hypothalamus is part of the limbic system
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Chromosome structure mutations are alterations that affect whole chromosomes and whole genes rather than just individual nucleotides. These mutations result from errors in cell division that cause a section of a chromosome to break off, be duplicated or move onto another chromosome.
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