Answer:
I believe its muscle cell, muscle tissue, stomach
Explanation:
The order for organ systems from least complex to most complex is: Cell, tissue, organ, organ system. Hope this helps
A light-year is how astronomers measure distance in space, hope this helps ^^
Answer:
The immune system similar to a tiny police force that always patrols every organ and tissue inside the body. It works closely with the circulatory system for shipment needs and the lymphatic system for the production of lymphocytes.
Explanation:
Answer:
basically "building blocks"
Explanation:
Living things are made up of very large molecules. These large molecules are called macromolecules because “macro” means large; they are made by smaller molecules bonding together. Our body gets these smaller molecules, the "building blocks" or monomers, of organic molecules from the food we eat.
