McqMate
| Q. |
Genes, the hereditary units, are located in the – |
| A. | nuclear membrane |
| B. | chromosomes |
| C. | lysosomes |
| D. | cell membrane |
| Answer» B. chromosomes | |
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Explanation: A chromosome is an organized structure of DNA and protein found in cells. It is a single piece of coiled DNA containing many genes, regulatory elements and other nucleotide sequences. Chromosomal DNA encodes most or all of an organism's genetic information; some species also contain plasrnids or other extra- chromosomal genetic elements. |
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