Auxotrohic bacteria plating on different medium, it is observed that colonies grow on minimal plus threonine only, no colony on minimal plus leucine and no colonies grow on minimal medium cystein only. What are the actual genotypes of auxotroph?

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#Question id: 2689

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Which of these factors contribute to a decrease in gene density?

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#Question id: 2690

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What do you think is the requirement of Intergenic DNA in higher organisms?

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#Question id: 2921

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During which stage of the cell cycle is the chromosome content of a mammalian liver cell 1n?

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#Question id: 2922

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Human genes/proteins that regulate the cell cycle are most easily isolated by:

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#Question id: 2925

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Mitotic cyclin levels in early Xenopus embryos are regulated by:

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#Question id: 2926

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Given below are some of the Mechanisms, checkpoint proteins and their functions. 

Which of the following match is correct?