Chromosomes are thread-like structures located inside the nucleus of animal and plant cells. Each chromosome is made of protein and a single molecule of deoxyribonucleic acid (DNA<span>). Passed from parents to offspring, </span>DNA<span> contains the specific instructions that make each type of living creature unique.</span>
Answer:
mitosis
Explanation:
because mitosis is a continuous cell division process which occur in the somatic cell
Explanation:
energy flows in only one direction through an ecosystem.
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