They show evidence of other life beyond us, when we see fossils they give is info that can determine other scientific data that is important for human life
Answer:
Natural Selection
Explanation:
In natural selection process of evolution, traits that are essential for an individual to be fit enough to survive under environmental stress become dominant.
Since the flowers are of blue or yellow color, it is essential for a bee to be able enough to perceive the blue and yellow color. Hence, the eyes of bee with time have evolved to perceive these two color so that they can pollinate flower.
Sugar-phosphates and nucleotides
The answer is B An observation about the number or amount of something