Question

What is correct to say about the hormone action in humans?

In the absence of receptors, the hormone will not produce their effects on target tissues/organ

Receptor of thyroxine is a membrane bound protein.

Erythropoietin activates bone marrow cells to suppress RBC formation

The gonadotropic hormones are secreted by adrenal cortex​

Answer 1

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Answer 2

Answer:

I don't understand this question you will ask me again