1. Explain how the following concepts are related: cellular respiration, exercise, heart rate, breathing rate. 2. Explain how the following concepts are related: blood sugar, digestive system, carbohydrates.
3. What does the pancreas do when a person’s blood sugar is too high?
4.What does the pancreas do when a person’s blood sugar is too low?

i would have a lunch. it's one big package of food, making it one food. : p

igneous rocks which formed by the crystallization of magma at the surface of the earth called extrusive rocks. they are characterized by fine-grained textures because the rapid cooling at or near the surface did not provide enough time for large crystals to grow.

answer >   yes we do, women; have three holes, urethral opening(pee hole, vagina, and the women pee/girls pee out of the urethra like the men do; only they have a single opening to pee/ejaculate.   (sorry if i'm too forward with this, but this is for a biology class, isn't it? )

hope that !         : )

the answer is c. altitude. hope this ! #brainiac