It's called puberty. The moment in time where a children most likely go from kinda ugly to less ugly. LOL. You are all amazing. !!!!!!
        
             
        
        
        
Human chorionic gonadotropin (hCG) is secrete by the embryo early in pregnancy to keep the corpus luteum for dying. This positive feedback will maintain the corpus luteum, which secretes Progesterone and Estrogens throughout pregnancy, in order to keep the endometrium well to nourish the embryo/fetus.
        
             
        
        
        
Answer:
Blending inheritance leads to the averaging out of every characteristic, which as the engineer Fleming Jenkin pointed out, would make natural selection impossible if blending were the mechanism of inheritance.
Explanation: