<span>D is the correct answer. Haploid cells only have one set of chromosomes. Meiosis results in duplication of cells with only one set of chromosomes in each - first chromosomes are copied, then DNA gets swapped, then the cells divide with one chromosome set in each of the four cells.</span>
Answer: The nervous system acts like a highway that transmits information to and from the brain. It communicates what parts of the body might need or not need certain things so that they can be sent to their respective destinations.
The inner lining of blood vessels is called the inner lining of blood vessels is called Endocardium .
The endocardium is the innermost layer of tissue that lines the chambers of the heart. Its cells are embryologically and biologically similar to the endothelial cells that line blood vessels. The endocardium also provides protection to the valves and heart chambers.
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