Answer:
Explanation:
Look I would help but I'm not learning that stuff yet in Middle School.
The rapid depolarization phase of the action potentials of myocardial contractile cells is due to Na⁺ ion.
The depolarization is caused when Na⁺ ions rapidly enters into neuron through open sodium channels. Sodium ions plays important role in various physiological process such as regulating blood volume, ph regulation, maintaining blood pressure, energy metabolism,osmotic equilibrium, excitation-contraction coupling, maintenance of cellular homeostasis, development and growth.
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Answer:
carbon, hydrogen, nitrogen and oxygen
Explanation:
mostly, combination of carboxylic and amine groups
He association of two or more polypeptides in a multimeric protein is known as the <span>Quaternary structure.</span>
<span>The final result of meiosis is haploid daughter cells that have 23 chromosomes each. These haploid daughter cells may act as gametes during sexual reproduction. This includes sperm and oocytes, which can later fuse together to form a zygote.</span>