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Recessive lethal genes were first discovered in 1905 in mice. Which of the following observations led to their discovery?

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MCQs on various topics in genetics, focusing on DNA, genes, and chromosomes. Topics include: crosses, mitosis and meiosis, protein synthesis, linkage, chromosome mapping, anomalies and disorders, and genetics technology and tools.
 

 


Recessive lethal genes were first discovered in 1905 in mice. Which of the following observations led to their discovery?





 
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