The human body is made up of four different types of tissues, these are epithelial, muscular, connective and nervous tissues. Epithelial tissues refers to the thin tissues, which covers all the exposed surfaces of the human body. They can be found in the following places: digestive tract, inner lining of the mouth, secretory glands, external skin, the lining of hollow part of the heart, etc. The cells of epithelial tissues are usually closely bound together and they lack blood vessels and nerves.
Answer: Mass flow or bulk flow is the movment of substance in big masses or something moving in a big group.
Explanation:
Its kind of like a river or blood flowing through your veins because its a mass of a substance moving in a group.
Root system represents the underground part of the plant. It includes roots, tubers, and rhizoids.
Explanation:
Shoot system refers to the components of a plant, which grows above the ground. It includes stems, leaves, flowers, seeds, fruit, and buds.
Cosmology by definition is the branch of astronomy involving the origin and evolution of the universe. It is the study of how the universe is formed from the big bang theory to other theories pushed by scientists. It also studies about the parts and components of the universe.