Formula. The chemical formula that represents all of these stages throughout the cellular respiration process is: Spelled out, it states that glucose and oxygen yield carbon dioxide and water and a maximum<span> of 38 molecules of ATP. The ATP molecules are now used as the energy currency of the cell.</span>
After the macrophage fails the Helper T Cell stimulates the B cells if pathogen is extracellular and Cytotoxic T Cells if the pathogen is intracellular. Once the pathogen is killed the B Cells create Memory B Cells and the Killer T Cells create memory T Cells.
Answer:
The fish did not yet exist when the old layers of rocks were deposited. In fact, animals with hard parts did not evolve until about 600 million years ago, which is only about 13% of the 4.5 billion year age of the Earth. Multicellular animals without hard parts left tracks in older sediments, but had no fossilize-able body parts.
Explanation:
Answer: Earth's seasons are caused by it's tilt on it's axis :)
Explanation: