Hearts are of several types. In some invertebrates the heart is simulated by the nervous system to do its work. Such hearts are called Neurogenic hearts. The Human heart is myogenic. i.e, it recieves the stimuli for contraction from the muscular node called sinu-auricular node or pace maker.
Sort each description by the type of RNA it describes?
a) contains an anticodon b) specifies the amino acid squence for a protein c) contains exons d) has amino acids covalently attached e) is a component of ribosomes f) is the most abundant form of RNA
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