Answer: I think it‘s 1, it just makes more sense. Sorry if I am wrong but hope this helps anyone.
The target cells of FSH are the Sertoli cells of the testes and the granulosa cells of the ovary.
approximately 115 days
Human red blood cells (RBC), after differentiating from erythroblasts in the bone marrow, are released into the blood and survive in the circulation for approximately 115 days.
According to some research it is estimated that about 20% of americans of the age of 12 are infected with the human papilloma virus.
Hope it helped,
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