Terry is in the final stages of lupus, a condition that causes her severe pain and discomfort. at terry's insistence, her caregiver takes the decision to end her pain by administering a lethal dose of a drug. this is an example of euthanasia.

Active euthanasia

Active euthanasia is an act in which a health provider directly and intentionally causes the death of a patient experiencing great pain. An example is when a person is killed by being given an overdose of pain-killers. From the question given above, this is an example of active euthanasia.

answer; i believe the answer is (polygenic inheritance;

the backbone of the dna and rna compound is sugar phosphate.