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B
Waldeyer
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C
Walter S. Sutton
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D
Crick and Watson
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Solution
The correct option is A Hofmeister A. Wilhelm Friedrich Benedikt Hofmeister was a German biologist and botanist who observed structures (which later came to be known as chromosomes) in a dividing cell nucleus in 1848. B. W. Waldeyer coined the term chromosomes for these darkly stained rod-like structures in the year 1888. C. Water S Sutton and Boveri described chromosomes as physical structures which are messengers of heredity. D,. Watson and Crick studied the structure of the DNA molecule.