What is the basic relationship between DNA, genes, and chromosomes within a cell?
AChromosomes are small segments found within individual genes
BGenes and chromosomes are simply two different, unrelated names for the exact same structure
CDNA is organized into functional segments called genes, which are in turn packaged together into larger structures called chromosomes
DDNA is produced directly from chromosomes, rather than the other way around
Explanation
Within a typical cell, the long DNA molecule is organized into specific functional segments called genes, each of which generally carries the genetic instructions needed to produce a particular protein or inherited trait, and these numerous genes are, in turn, tightly coiled and packaged together into larger, organized structures called chromosomes. This hierarchical organization allows an enormous amount of genetic information to be compactly and efficiently stored within the relatively small space of a cell’s nucleus. Understanding this basic relationship between DNA, genes, and chromosomes forms an important foundation for the broader study of genetics and heredity. Explore more Everyday Science MCQs on mcqstutor to keep practicing.
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