DNA is unzipped by helicase at the origin of replication. There are several origins of replications in eukaryotic DNA replication, while only one in prokaryotic replication.
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Answer:
electrochemical
Explanation:
Dendrites are branched protoplasmic fingerlike projections extending from a nerve cell whose main function is to communicate the electrochemical stimulation(message) received from other neural cells to the cell body, or soma, of the neuron from which the dendrites project.