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Which of the following directly phosphorylate tyrosines to start a kinase protein enzymatic cascade?(a) Receptor tyrosine kinase(b) Receptor guanylyl cyclases(c) Receptor serine kinase(d) Receptor threonine kinase |
Answer» Correct option is (a) Receptor tyrosine kinase The best I can explain: Only receptor tyrosine kinase directly phosphorylates tyrosine to start a kinase protein enzymatic cascade. |
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