Im going with Genes inserted from other organisms.
They are accepted as true until they are proven false. Once a theory has been tested and it is wrong, then it is no longer true.
ABI means Ankle-Brachial Index. ABI is a test used to diagnose peripheral artery
disease. The ABI compares
blood pressure in the ankle to blood pressure in the arm, shows how well blood is flowing in the
limbs and indicates if there is any or no blockage or rigid arteries. The amount of blockage establishes
the level of peripheral artery disease.
A.
Endangered species is closer to extinction
Threatened ones are closer to becoming endangered