Which of the following conditions has been tied to a gene that causes its symptoms?
Traumatic brain injury
Huntington’s disease
Parkinson’s disease
Alzheimer’s disease

What are the fixed alleles in the human species? o a. the alleles that are on the most chromosomes b. the alleles that change most often 000 c. the alleles that no one has d. the alleles that everyone has

What are two examples of conduction that we use everyday

What advantages does a pedigree have over a written passage?