Some of the possible treatments listed in sources for treatment of Stuttering may include: 1  Speech therapy. 2  Watchful waiting - many childhood cases disappear though some remain. 3  Treatment of an underlying problem. 4  Betaxolol. 5  Betoptic. 6  Betoptic-Pilo. 7  Betoptic-S. 8  more treatments...Â».
Sex Chromosomes. Sex chromosomes are particular chromosomes that are involved in determining the sex of an organism. In the cells of humans and many other organisms the sex chromosomes consist of a pair of chromosomes called the X and Y chromosomes. The X and Y chromosomes were first discovered in beetles by Nettie Stevens in 1906.
Essay on Sex Chromosomes. In humans, the sex of an individual is determined by the type of sex chromosomes a person has. Most men have an X chromosome from their mother and a Y chromosome from their father. Most women receive an X chromosome from their mother and an X chromosome from their father.