The geologic time scale is organized into eras, and the eras are organized into periods.
Without any doubt it is a different element !!
So B is your answer !!
Extra : One is Ne and other one with 12 proton is Mg !!
A gene mutation is a permanent alteration in the DNA sequence that makes up a gene, such that the sequence differs from what is found in most people. Mutations range in size; they can affect anywhere from a single DNA building block (base pair) to a large segment of a chromosome that includes multiple genes.
One way is that carbon dioxide automatically dissolves in cold ocean surface waters anyway so large bodies of water already have a concentration of carbon dioxide. Another way is when carbon dioxide dissolves in rainwater which later reacts with minerals in rocks. These rocks then get carried away by rivers or streams into bigger bodies of water and the carbon is transported through the minerals in the rocks.
Hope this helps,
Davinia.
Answer: they showed the body of an organism not the activities
Explanation: