Answer:
Without genetic diversity, natural selection cannot occur.
Explanation:
Natural selection could not occur if there was no genetic diversity amongst species. Furthermore, the process of natural selection, which leads to speciation, can enhance the genetic diversity of species.
Answer:
These symbols are con- stantly refined to better relate to ... area features, such as vegetation (green), water (blue), and densely ... Topographic contours are shown in brown by lines of different ... spaced contours or an absence of contours means that the ground ... The bathymetric contour interval may vary on each map
Explanation:
Answer:
Its b
Explanation:
this is because it's important
Answer:
An RNA molecule transcribed from DNA is called messenger RNA, or mRNA for short. The mRNA now moves away from the DNA and leaves the cell's nucleus. Outside the nucleus, ribosomes attach themselves to the RNA.
Explanation: