Answer:
Option B, atom - molecule - organelle - cell - tissue
Explanation:
Atom is the smallest unit in any living being structure. A group of atoms combines to form molecules. A group of molecules combine to form an organelle. An organelle is a small cellular structure that is found with in a cell. Thus specific group of organelles grouped together form cells. A group of cells arranged in specific manner and specialized in specific function forms the tissue.
Hence, option B is correct.
The golgi bodies or golgi apparatus sorts or modifies and packages proteins and lipids
Oxygen is used for breathing
Chlorine is used for purifying water
Nitrogen is used for plants
Potassium is used in fertilizer