Answer:
1 e
2 d
3 b
4 a
5 c
Because the DNA is being recombined with other DNA.
I think observation and measurable.
I'm pretty sure it's deposition because the sediments in the water(soil) are building up on the rock.
Answer:
Killer whales are found in all oceans. While they are most abundant in colder waters like Antarctica, Norway, and Alaska, they are also found in tropical and subtropical waters. The most well-studied killer whale populations occur in the eastern North Pacific Ocean.
Explanation:
It has more similarity to fossils in layer A than layer D.
