The answer is A. The mutation of the gene was a beneficial
one. It happened in a few individuals
and increased their survival rate. The mutation
was also inheritable hence was passed down generations. The new gene probably altered a protein involved in
metabolism. There are two other types of mutations;
deleterious and neutral.
Answer:
People who like colder weather will live in colder areas, and vice versa
Explanation:
In the second cycle of what?
Answer:
Bacteria are essential in cycling the nutrients back into the soil for plants to use, and cycling nitrogen back into the atmosphere. Nitrogen is found everywhere in the world, including animal waste, the atmosphere, and decaying matter.
connective tissue = storage and transport
epithelial tissue = absorption, secretion, and sensation
epithelial tissue = protection, growth, and repair
connective tissue = support and binding