A) linkage
B) repulsion
C) crossing over
D) recombination
Correct Answer: A
Solution :
Linkage is the tendency for alleles of different genes to be passed together from one generation to the next. Only genes situated on the same chromosome can show linkage. Gene on non-homologous chromosome are unlinked. They always show linkage. William Bateson, ER Saunders and RC Pennett (1905) Working with Lathyrus odoratus (sweet pea) were the first to discover linkage, an exception to the law of independent assortment.
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