yes , autism is caused by a dominant gene
No, it's caused by a single point mutation of a gene.
Huntington's Disease
Huntington disease
No. They're caused by the same gene.
False.
If carried on a dominant allele, you either inherit it- and have the disease- or you don't- and do not have the disease, nor the gene that causes it. If you don't have the gene, you can not pass it to your offspring.
No. The gene that causes Huntington's is caused by an autosomal dominant mutation, and one form of inherited Parkinson's is also caused by an autosomal dominant mutation.
It would be definite that you have that gene or trait.
It is inherited by a dominant gene.
No, gigantism is not genetic. Gigantism is caused by a malfunction of the growth hormone so it has nothing to do with your parents or grandparents.
The gene that expresses itself over the other is Dominant. The former gene is recessive.
No, cystic fibrosis is an autosomal recessive disorder.