I think it's 420,000 kcal, because 10% of energy is lost as you move up each trophic level. To find what you started with you would multiply by 10 instead of dividing by 10. You have to multiply by 10 twice, because of the primary consumers and producers.
Recombination occurs when two molecus of dna exchange pieces of their genetic material with each other .
Step by step
to amino acids. As starch breaks down in the presence of many digestive enzymes to glucose, the simplest form of all complex sugars, proteins too break down into its simpler constituents.
Answer: The DNA repair process was called recombination repair.
Explanation: A sister or homologous chromatide is used to generate recombination and be repaired in this sort of cases.
Global Warming is considered a man man treat because of the overuse of electricity and water that end up back into the ocean.