In light reactions, a molecule of chlorophyll absorbs one photon of light, causing a chlorophyll electron to transfer to a higher energy level. ... Chlorophyll then replaces the lost electrons from water molecules. The oxygen atoms form oxygen gas while the hydrogen atoms form protons and electrons.
There was no sunlight, in one way or another sunlight is the source of almost all life on the surface of the earth
Answer:
plants have plant cell animal have animal cell
plant are autotroph animal are not
plant are fix animal can move
chlorophyll is in plant but not animal
We need blood because it carries oxygen and helps us sustain life. The organ that pushes blood through the body is the heart.
