Gina's father has diabetes and takes insulin. He recently had a liver transplant, after which he was put on anti-rejection medicines. This has made his insulin less effective. Which term best characterizes Gina's father's situation?

This is called drug antagonism. This is caused by two drugs canceling each other out making them not work anymore.

Explanation:

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the aorta is the large artery leaving the heart branches into smaller arteries, which eventually branch into capillaries.the arteries carry oxygen and nutrients away from your heart, to your body's tissues. the capillaries are small, thin blood vessels that connect the arteries and the veins. the statement that arteries carry oxygen-rich blood to capillaries is true. veins on the other hand are blood vessels that take oxygen-poor blood back to the heart.

exercising at a moderate intensity, and slowly increasing the duration.