General Genetics
Suppose a disease-causing allele shows autosomal recessive inheritance. How could a carrier of this disease-causing allele be identified?
carriers often show reduced activity for the enzyme encoded by the allele
True or false: Dizygotic twins share a genetic disease more frequently than monozygotic twins.
false
A dominant genetic disorder can be caused by ____________, a situation where one functional copy of an allele is not sufficient to produce a normal phenotype.
haploinsufficency
Twins that are genetically identical to each other are called ______ twins.
monozygotic
Chronic villus sampling is a procedure for_____________
obtaining a sample of the fetal part of the placenta
True or false: Genetic diseases often show a specific age of onset.
true