The activation of Β2 receptors in the bronchi causes bronchodilation (an increase in diameter of the bronchi), making it easier to breathe. Which of the following neurotransmitters would be useful for a person suffering from an episode of bronchoconstriction (a reduction in the diameter of the bronchi)?epinephrine
eiphones

Label the steps for protein synthesis in order, beginning with the first steponce the protein is made, the gene for a particular trait is expressedmrna joins the ribosome, and the anticodons from trna join mrna to form a chain ofamino acidsrna polymerase unzips dna and free rna nucleotides join dna to form mrnav a chain of amino acids is formed from peptide bonds, creating a proteinmrna is transported from the nucleus of the cell to the ribosomes of the cell.