Answer:
A gene codes for a particular protein that is involved in the expression of a trait. Characteristics determined by single genes are called Mendelian traits.
Explanation:
<span>Instead, they have evolved chloroplasts, as a
way to generate their own carbohydrates without consuming other
organisms, by harnessing solar energy to convert carbon dioxide and
water into carbohydrates. ... Mitochondria, on the other hand, efficiently break down macromolecules, such as carbohydrates or lipids, into ATP.</span>
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