<span>Genetic
drift is a predictable event alongside with natural selection, mutation, and
migration. In every era of generation, organisms’ genes may be passed on to its
species, to further the usable genetic trait while the not-so-used genes are
trashed away.</span>
Light is absorbed by photosynthesis. The light rays are then trapped inside the lumen, in the photosystems. Then through conversion processes (calvin cycle), the plant produces glucose and gives off O2