Explanation:
the <u>mitochondria</u> is responsible for cellular respiration. They use <u>food molecules</u> to breakdown <u>Glucose</u> to create energy
<span>Stimulation of muscarinic receptors, a type of ACh receptor located in postganglionic synapses of the parasympathetic nervous system, would cause K+ channels to open, resulting in hyperpolarization of cardiac plasma membranes and a decreased heart rate.</span>
They are the basic unit of matter