Answer:
- Genes are made of DNA
- Genes are carried on chromosomes
- Genes can cause genetic disorder
Step-by-step explanation:
Genes are the physical and functional unit that determines heredity in humans. They are made of DNA and located in the chromosomes. A chromosome contains a long strand of DNA that has many genes.When mutation of a gene happens, it can result to a genetic disorder.In a single gene disorder, mutation happens on a single gene where as in complex gene disorder, mutation happens on one or more genes.