Since fire is a chemical reaction, and oxygen is needed for that reaction, having a fire in a cave is a sure sign of the presence of oxygen.
Answer:
liver and muscles
Explanation:
Energy is actually stored in your liver and muscle cells and readily available as glycogen. We know this as carbohydrate energy. When carbohydrate energy is needed, glycogen is converted into glucose for use by the muscle cells. Another source of fuel for the body is protein, but is rarely a significant source of fuel.
Gregor Mendel was the father of the field of genetics, which seeks to explain how traits are passed on from one generation to the next.
To study genetics, Mendel chose to work with pea plants because they have easily identifiable traits.
Answer:
more than one.............
None, because RNA do not have thymine
