The answer is 62 percent. <span>By 1999, after the Clean Water Act had been passed in 1970, the percentage of U.S. surface waters safe for fishing and swimming had increased from 36 percent to 62 percent. </span>
A gene mutation may result in an oncogene. So during that cell's replication the gate keeper genes will no longer be able to suppress it. This results in a mutated daughter cell. If there is a subsequent mutation an a daughter cell, a tumor will be produced.
Gene mutation can also cause mosaicism and result in different phenotypes
Answer:
the assembling of the protein molecules around it makes it appear rough.
Explanation:
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Life does exist in the Mariana Trench, even at its deepest spots. The organisms living here are mostly a wide variety amphipods, sea cucumbers, sea anemones, etc. These organisms survive mostly by feeding off of the dead living beings on the upper layers of the Trench, which fall down to the depths as a result of gravity.
Answer: Predation and herbivore
Explanation: density-dependent limiting factor where relative population sizes of consumers and their food control one another’s population size
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