Controlled burning? I think that's right.
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Selective breeding involves choosing parents with particular characteristics to breed together and produce offspring with more desirable characteristics. Humans have selectively bred plants and animals for thousands of years including: crop plants with better yields.
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Hope that helps
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What is the problem... nothing is listed??
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Brain structures called the hypothalamus and pituitary gland control the menstrual cycle.
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"Alfred Wegener suggested that continental drift occurred as continents cut through the ocean floor, in the same way as this icebreaker plows through sea ice. ... The supercontinent later broke apart and the continents having been moving into their current positions ever since. He called his hypothesis continental drift."
