By nerve cells the heart has neurons and they work based on electrical potential.
I think they are all biotic factors..hmm if not take out whichever sounds the most not fitting.
Answer:
true
Explanation:
Eating more whole foods will help you cut down on calories from the added fats and sugars we get from processed and fast foods. Whole grains. You might think the benefits of whole grains have mostly to do with fiber, but there's so much more than that
Answer: population density
Explanation:
