1. Body cells: Human body cells contain chromosomes. DNA is located in chromosomes. Human cells have a diploid number of chromosomes.
2. Germ cells: Human germ cells contain haploid chromosomes. Haploid chromosomes contain DNA. Chromosomes in human reproductive cells are called sex chromosomes.
3. Blood: Blood is a liquid connective tissue. DNA test is done by blood test.
4. Semen: Semen of animals contains DNA. DNA is detected from semen.
5. Saliva: Human saliva contains DNA. DNA was identified from saliva.
6. Oral Fluid: Human sneezes, coughs and spit contain DNA. DNA is identified from these fluids.
7. Bone: Bone is a hard connective tissue. This connecting banana contains DNA.
8. Hair: DNA is detected from hair.
9. Fingernails: DNA is detected from fingernails and toenails.