Yes, it can be detected before birth. Doctors can use an ultrasound to determine if the child is homozygous dominant or heterozygous, in which cases the child would be infected with Achondroplasia, because it is a dominant trait.
It is usually detected at birth if the parents know that they are the carries or it has ran in their family. If the parents do not know about being a carrier or in running through their family then they wont have the child tested until they have their first incounter with their child bleeding and not being able to stop it.
in the defect of the child's heart rates and movements in the womb. in the defect of the child's heart rates and movements in the womb.
It can be detected both before and after birth. Before birth they do an amniocentesis and count the amount of chromosome in the cells of the amniotic fluid (which is from the baby). After birth they draw blood to count the chromosomes. My baby was diagnosed at 4 days old, though some people didn't now about it until their child was many months old.
There is no chance that the child will have hemophilia even if the spouse has hemophilia. Any girls the couple has will be carriers if the spouse has hemophilia.
Yes. Parents can be carriers of MANY different diseases.
factors that influence a child's development prior to birth
All Girls will be carriers of Hemophilia and all Males will be unaffected (they won't have Hemophilia).