A molecule is two or more atoms bonded together chemically. An atom is the most basic unit of matter. When atoms are chemically bonded together with covalent bonds, molecules are formed. Molecules can be very small like water molecules or extremely large like proteins such as hemoglobin.
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i know one but im pretty sure its false
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the difference between imagination and perception is not understood, a person believes that what is in the mind and reality are one and the same. Thus, if he can imagine a wing falling off the plane, he believes it is possible, and thus is concerned about it.
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TRUE When joints are not regularly moved, muscles shortens and flexibility decreases ... moving the joints beyond the accustomed range of motion ... (Muscle tissue has elastic properties & responds to stretching exercises by undergoing ...
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you have to study