NEET Biology question

The modern concept of gene is

(A)A segment of DNA, capable of crossing over
(B)Functional unit of DNACorrect
(C)A segment of RNA
(D)A segment of chromosome

Answer: (B)

Solution

Johannsen (1909) coined the term "gene," and the modern molecular concept defines a gene as a specific functional (and physical) segment of DNA responsible for a hereditary character via the proteins/RNA it encodes, matching option (b); genes are made of DNA, not RNA, so (c)

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Question ID VK-119408