Answer: changed by molecular oxygen
Explanation:
Biologically induced molecular oxygen (dioxygen, O2) started to accumulate in Earth's atmosphere and changed Earth's atmosphere from a weakly reducing atmosphere to an oxidizing atmosphere.
Answer:
False
Explanation:
Even though the idea is logical, Earth's seasons are actually caused by the tilt of earth,earth rotating on it's axis, and Earth's revolution around the sun
hope this helps!
Answer:
During cellular respiration, glucose is broken down in the presence of oxygen to produce carbon dioxide and water.
Explanation:
Energy released during the reaction is captured by the energy-carrying molecule ATP (adenosine triphosphate).
Answer:
Hair and nails are mostly made of protein. Your body uses protein to build and repair tissues. You also use protein to make enzymes, hormones, and other body chemicals. Protein is an important building block of bones, muscles, cartilage, skin, and blood.
Explanation:
Pretty sure the answer is potassium. Hope that helps:)