— The formation of organic molecules (Carbohydrates, lipids, amino acids and nucleic acids) which occurred in the Earth’s atmosphere.
— The development of more complex molecules and structures due to frequent interaction.
— Prokaryote heterotrophic cells were believed to be the first type of living cells. Did not contain a nucleus or membrane bound organelles.
— Prokaryotic autotrophic cells were able undergo the process of photosynthesis and produce its own food from inorganic molecules.
— Eukaryotic cells were created from to the consumption of smaller prokaryotic cells. They had a nucleus and membrane bound organelles.
— Colonial organisms originated from the bound of parent-daughter cells. Individual cells are linked together by its proteins and their cytoplasm.
— Multicellular organisms are a group of cells which work in conjunction ad depend on each other, but do not all perform the same roles.