20. Which of the following statement about neurotransmitters and hormones is not correct:(A) Both neurotransmitters and hormones act via binding to specific protein targets called receptors.(B) Each hormone has its own receptor.(C) Most receptors are membrane-bound proteins.(D) Some receptors are soluble proteins that modulate the expression of genes; these are called nuclear receptors.(E) Membrane-bound receptors of hormones are protein tyrosine kinases.