Answer:
the us has 63 national parks, which are congressionally-designated protected areas operated by National Park service, an agency of the department of the interior.
Because, all these cycles include living organisms, the biosphere and the chemical factors in them
Answer:
A tilapia that eat algae and plants
The answer is D - A genetic mutation that is inherited from a dominant allele of one parent.
Answer:
The Richter scale is a numerical scale for expressing the magnitude of an earthquake on the basis of seismograph oscillations. The more destructive earthquakes typically have magnitudes between about 5.5 and 8.9; the scale is logarithmic and a difference of one represents an approximate thirtyfold difference in magnitude.
Explanation: