Carbon has four available binding sites and depending on how one atom binds to other atoms, it can form different structures. If you look up the structure of diamond and graphite, you’ll see that they are all made out of carbon but they are arranged differently.
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Either B) increased parasympathetic stimulation of the heart. OR D) Constriction of elastic arteries to maintain blood pressure. I'm leaning more towards D) constriction of elastic arteries to maintain blood pressure.
Answer: The Luangwa River is one of the major tributaries of the Zambezi River, and one of the four biggest rivers of Zambia. The river generally floods in the rainy season (December to March) and then falls considerably in the dry season.Aug 15, 2019
Explanation: