Which of the following are characteristic of serum hormone binding globulin(SHBG)?
A)Thyroid gland
B)Tightly bound to protein moiety, not biologically active and binds to testosterone
C)Hypothalamus
D)Loosely bound to protein moiety, is biologically active and binds to estrogen
Answer: Tightly bound to protein moiety, not biologically active and binds to testosterone