Answer: process by which cells obtain energy from glucose. During respiration, cells break down simple food molecules such as sugar and release the energy they contain. Heterotrophs consume autotrophs in order to obtain energy. autotrophs produce the reactants needed by heterotrophs for cellular respiration.
Answer:
Lions are a big predator in their savanah habitat. They hunt zebras, wildebeast, and compete with hyenas.
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DNA is a dynamic and adaptable molecule. As such, the nucleotide sequences found within it are subject to change as the result of a phenomenon called mutation. Depending on how a particular mutation modifies an organism's genetic makeup, it can prove harmless, helpful, or even hurtful.
Mutation (A)
