A metamorphic rock is a type of rock which has been changed by extreme heat and pressure. so must be option D
Answer:
As part of the phosphate group, it is a component of DNA, RNA, ATP (adenosine triphosphate), and the phospholipids that form all cell membranes.
Answer:
The Sun is not a biomass energy source.
Explanation:
Biomass is plant or animal material used for energy production. The Sun is neither plan nor animal material. Paper is produced by wood, wood chips also, manure is from animals so all those are a biomass energy source.
Law of conservation of mass states that overall mass can neither be created nor destroyed. It means, that mass in left hand side & right hand side of the reaction would always remains constant
Hope this helps!
