plastic surgery surgery concerned with the restoration, reconstruction, correction, or improvement in the shape and appearance of body structures that are defective, damaged, or misshapen by injury, disease, or anomalous growth and development. This kind of surgery has been practiced for thousands of years.
The sex chromosome of females contains two X's while that for males contains one Y and one X. The presence of this last chromosome pair determines the gender of a baby. Apart from the X and Y difference, these chromosomes have many other differences which form the characteristics of the two genders.
There are half as many chromosomes in gametes as in somatic or body cells. Since humans have 46 chromosomes in their body cells, male gametes have half as many, or 23 chromoso â¦ mes. (Assuming you're asking about male humans).2 people found this useful.Answered.ince humans have 46 chromosomes in their body cells, male gametes have half as many, or 23 chromoso â¦ mes. (Assuming you're asking about male humans). 2 people found this useful. Answered.