Mitochondria are shaped perfectly to maximize their productivity. They are made of two membranes. The outer membrane covers the organelle and contains it like a skin. The inner membrane folds over many times and creates layered structures called cristae. The fluid contained in the mitochondria is called the matrix.
All the outer planets have low density's. You can't walk on any of the outer planets because you would fall right through them because they aren't dense.
Answer:
B. Esophagus
Explanation
You digest food. I goes into your mouth down your esophagus and into your stomach that food goes on a long journey down. And you know what happens
They are at the base of the food chain which makes the diversity possible
Gold is a nonrenewable resource
