Answer:
Answer would be A, Muscles move your bones
Explanation:
Without the Muscular System, your bones would not be connected properly
Carbon has the ability to form multiple bonds because it has four valence electrons. Having four valence electrons means that carbon has a lot of space to form bonds with other atoms, or multiple bonds, in order to reach the full octet.
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In solid phase, substances form ordered arrangements called crystalline structures. Whereas in liquid phase molecules are rapidly moving around and disordered.
It all depends on the subject you’re are studying for. Different subjects require different methods of studying. For example, science. Try doing practice questions and practice tests. Go back to old tests and see what mistakes you made. Read your old notes. Make flash cards of practice questions. Create a study guide of everything that you have done so far. Do active recall.