Answer:
A transport protein is a type of protein that helps an organism move other materials around. Transport proteins are essential for all living organisms' development and survival. Transport proteins come in a variety of shapes and sizes.
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Answer:
you could disect them or observe what they do by doing things like putting them in a maze or seeing what they do in front of a mirror.
Explanation:
Answer:columnar epithelium
Explanation:
Collecting ducts are readily recognized in the renal medulla, as relatively large tubules lined by cuboidal epithelium, in which the epithelial cells are relatively clear (i.e., not as eosinophilic as proximal and distal tubules) and have distinct cell borders
Liters because liters are larger than milliliters.
