Pocket Veto. Definition. A formal decision to reject a bill passed by Congress after it adjourns-if Congress adjourns the 10 days that the president is allowed in order to sign or veto a law, the president can reject the law by taking no action at all. Term.
At age 25, a woman has a one in 1,250 risk for having a child with Down syndrome. The risk increases to one in 952 at age 30, to one in 378 at age 35, to one in 106 at age 40 and one in 35 at age 45. However, 80% of children born with Down syndrome are born to mothers under the age of 35.This is because most babies, in general, are born to younger women.s many as 80% of adults with this condition reach age 55, and many live longer. The most common form of Down syndrome is often called  trisomy 21, because individuals with this condition have three copies of the 21st chromosome.
Down syndrome is a condition in which a person has an extra chromosome. Chromosomes are small âpackagesâ of genes in the body. They determine how a babyâs body forms during pregnancy and how the babyâs body functions as it grows in the womb and after birth. Typically, a baby is born with 46 chromosomes.Babies with Down syndrome have an extra copy of one of these chromosomes, chromosome 21. A medical term for having an extra copy of a chromosome is âtrisomy.â Down syndrome is also referred to as Trisomy 21.ypically, a baby is born with 46 chromosomes. Babies with Down syndrome have an extra copy of one of these chromosomes, chromosome 21. A medical term for having an extra copy of a chromosome is âtrisomy.â Down syndrome is also referred to as Trisomy 21.