D) <em><u>a beneficial mutation that increased survival of certain plants that reproduced and passed the mutated gene to offspring.
Hope this helped! xD</u></em>
I think its A but I'm not sure let me know
The statement that best describes a human influence on the biogeochemical cycles is A) increased eutrophication caused by high levels of nitrogen and phosphorous.
Answer:
The waves must be coherent and monochromatic
