4 Written questions
3 Multiple choice questions
- A three-step process in which damage to DNA is repaired. Damaged DNA is first recognizedthen removed, and then replaced with newly synthesized DNA.
- A substance or energy source that alters DNA.
- The key enzyme that cells use to replicate their DNA. In DNA technology, DNA polymerase is used in the polymerase chain reaction to make many copies of a gene or other DNA sequence.
3 True/False questions
mismatch error → A pair of complementary nitrogenous bases that have formed hydrogen bonds with each other.
apoptosis → A pair of complementary nitrogenous bases that have formed hydrogen bonds with each other.
complementary strand → A strand of DNA whose sequence of bases can pair (according to base-pairing rules) with the sequence of bases found in a focal DNA strand.