What is an independent laboratory and why would its results be considered more reliable then the results from a laboratory paid by a company selling a particular product?

Now it's your turn to investigate human impact around the world. grab your virtual lab coat and put on your environmental science hat. you will be taking a trip around the globe to explore three locations. at each location, you will investigate the cause and effect relationships of deforestation, desertification, and urbanization. you will also gather evidence of how these factors have impacted the environment over time

All but one describes an effect of aging on the digestive system. a) decreased acid secretion b) decreased elasticity of stomach c) capacity to resist damage decreases d) food remains in stomach for less time

Study the diagram of a cell. which structure is found only in plant cells and functions in the process of photosynthesis? w x y z