Double helical structure of DNA was proposed by:
Correct answer: D. Watson and Crick
- A. P.A. Levene
- B. Walther Fleming
- C. F. Miescher
- D. Watson and Crick
Explanation
James Watson and Francis Crick, two young researchers at the University of Cambridge, quickly worked out a likely structure of the DNA molecule, which we now know was substantially correct.
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About Chromosomes
Chromosomes are DNA-protein structures that carry genes and become visible during cell division. Coverage includes chromatin, centromeres, sister chromatids, homologous chromosomes, chromosome number, and the distinction between diploid and haploid cells, with links to DNA replication, mitosis and meiosis.
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