<span>it's because the part of your brain that recieves information from your sensory neurons dosen't treat all the body equally.</span>
The answer is chloroplasts and mitochondria.
<span>When solar energy in the form of sunlight reaches a leaf of a plant, it passes through the leaf to chloroplasts. Chloroplasts contain pigment chlorophyll which is excited by light. As the result, </span>a series of chemical reactions occur in the chloroplasts and carbon dioxide and water are converted into glucose and oxygen. Now, glucose is broken down and transported into mitochondria where through different processes (Krebs cycle and electron transport chain) energy is produced in the form of ATP.<span>
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The substance is your saliva
I can't see the problem for number 18 write it out and I can help you!
A. The Answer to this question is Mutation.