Main sequence starts maybe
A because dormant volcanoes are volcanoes that have not erupted in a long time but are expected to erupt again in the future
Methylation is a process that involves Mercury metal. Methylation is a process by which a methyl groups are added to the DNA molecule. when it occurs it can change the activity of a DNA segment without changing the sequence, additionally, when located in a gene promoter it may act to repress gene transcription.
The answer is Joule. Kilograms and Grams is a unit for weight
