Since sugar comes from food, digestive system would directly affect blood sugar levels. The food that we eat will go to the digestive system. It is there where the food breakdown to nutrients, fats, or waste. Therefore, the correct answer is digestive system.
<span>Since sugar comes from food, which system would directly affect blood sugar levels?
The system that would directly affect blood sugar levels is the digestive system since it is the one that processes all the food that we digest and breaks down all the nutrients that our body needs.
Answer: Digestive System<span>
</span><span>I hope it helps, Regards. </span></span>