QUESTIONS (TRUE/FALSE):
1. DNA can only be extracted from cells using costly laboratory equipment.
2. DNA can be preserved through cooking over a common kitchen stove.
3. DNA will denature when heated above 80º C.
4. The meat tenderizer contains an enzyme that digests protein.

ESSAY:
Devise a laboratory procedure which might work to extract DNA from human hair. Would you change any of the procedures described above, for yeast? Explain your recommendations.