A. Earth
Geocentic, is a theory of Ptolemy. Where the Earth is the center of the solar system.
Because the different environments permit some organisms to thrive, while others cannot. ... Similarly, a fish (extremely suited to its aquatic environment) can't survive out of water. A characteristic which allows growth in one environment will not necessarily allow growth in another.
Answer:
fur with black hairs
Explanation:
Its because B denotes the dominant gene which express itself and supress the recessive one (b)
The answer is RNA polymerase binds to a promoter region of DNA.
The atom you are discussing here is Nitrogen.
Nitrogen has an atomic mass of 14.007
Brainliest please :)