Boys have an X and Y chromosome. Girls have 2 X chromosomes. Turner Syndrome is a chromosomal disorder in girls in which part or all of one of the X-chromosomes is missing. This loss of genetic material causes 2 primary features: namely, short stature and underdeveloped ovaries causing delayed or absent puberty.urner syndrome occurs when a female is missing part of, or an entire, X chromosome at birth. Normally, girls have two X chromosomes that contain the genetic information needed to develop sexual characteristics.
Lower output and/or mid-efficiency gas boilers cost $2,500 to $5,000 installed; higher output and/or high-efficiency gas boiler replacement cost is $5,000 to $10,000 or more. This price should include removal and disposal of the old boiler.
The average cost to install a boiler depends on a few factors. Obviously, if you are buying a more expensive boiler, that will be the biggest cost. In addition, you should expect to spend the following on the installation of your new gas boiler: 1  Standard boiler (AFUE 80 percent to 85 percent) â $2,500 to $5,000.he average cost to install a boiler depends on a few factors. Obviously, if you are buying a more expensive boiler, that will be the biggest cost. In addition, you should expect to spend the following on the installation of your new gas boiler: 1  Standard boiler (AFUE 80 percent to 85 percent) â $2,500 to $5,000.