It is recessive
Zellweger syndrome is autosomal recessive.
It is dominant in females and males die before they can pass it on.
is restless leg syndrome dominant or recessive
Cockayne syndrome is a recessive trait.
Recessive
There is no servant syndrome, It is likely that you are thinking albeit with bad spelling of Savant Syndrome. and it is recessive
semi-dominant--semi-recessive
Down syndrome is neither dominant nor recessive. Actually, it is considered to be an "autosomal" trait. This occurs when there is damage to the chromosome.
autosomal dominant.......... i think
Dominant and recessive
Autosomal dominant allele