Answer:
This is because of the difference in the structures on the apical surface to those on the basal surface.
Explanation:
Epithelia cells are the cells lining the surface of the body, body cavities and hollow organs. They are like barriers existing between the body and the external environment. Thereby, playing roles like protection, absorption, excretion etc.
<span><u>a large group of plants and animals living together in a specific climate</u></span>
Biome is an area where living things adapt to survive, mainly these are the weather, geological area, temperature, resources available and etc.
Example:
in the desert area, most decomposers have a hard time to stay alive in the place because it’s hot and dry. Most decomposers prefer moist area. Here are lists of the decomposers in the desert that manage to stay alive despite of the place risk.
Scientists do a lot of things when conducting an experiment they either collect data, stays there hypothesis, do research, publish findings. Scientists do quite a lot when they do experiments but here are some examples of what they do in experiments which are listed at the top