The two most common hypotheses that theorise the formation of life-supporting molecules on earth would be the Miller-Urey experiment and the meteorite phenomenon. In the meteorite theory, it is said that life on earth began when meteorites containing life-supporting molecules bombarded the planet that eventually caused lifeforms to grow.
Answer:if a somatic mutation occurs in a single cell in developing somatic tissue that cell is the progenitor of a population of identical mutant cells all which have descended from the cell that mutated
Plants uses carbon dioxide during photosynthesis. Then plants use carbon to make carbohydrates and cellulose. Which animals then respire and release carbon dioxide into the atmosphere.