How does eating contribute to the flow of energy in an ecosystem? Carbon bonds in food are broken, which releases energy. Weathering breaks down rocks into chemicals like sulfur and nitrogen. Consumers make food using light energy from the sun. Energy is absorbed as heat when plants make food.

regulation of gene expression. gene expression can be regulated by various cellular processes with the aim to control the amount and nature of the expressed genes. these regulatory proteins bind to dna and send signals that indirectly control the rate of gene expression

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b. lithosphere, asthenosphere, mesosphere   is the answer most likely

population. population is the number of people or animals in a particular place. an example of population is over eight million people living in new york city.

here is your answer hope i .