The weak bonds are called hydrogen bonds and they are used to connect the hydrogen atom to oxygen atom in order to share electrons.
Answer: [C]: "five-part radial symmetry" .
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<span>The neutral nature of water changes due to mixing of various salts, bases, and acids, thus changing its pH. </span>
Saliva is a part of the digestive system. saliva contains enzymes that help start the breakdown of food in the digestive process
