The eardrum is a thin flap of skin that is stretched tight like a drum and vibrates when sound hits it.
Answer:
D
Explanation:
temperature can change the arrangement of the protein molecules which is called denaturation. thus changing the shape for the protein receptor.
Dont know if this is what you are looking for but:
Fossils are often used to study how evolution occurred within a species as well as past geological events that could have separated a population and cause them to develop traits that are different to that of the original species
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These macromolecules could either be amino acids, proteins or nucleic acids. They are responsible for the chemical changes and reactions that affects largely the cell and its composition. Take for instance the cytoplasm of the cell where these organelles are settled. These simple organelles are composed of macromolecules which ignites and catalyses different functions that enables cells, in macro-perspective in motion and metabolism. In intestines for example, metabolism happens and breaking down parts of a food to simpler compounds that are used and these nutrients delivered throughout the body and again broken down by into smaller components.
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