Which of these was not derived from an ancestral alpha proteobacterium?

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#Question id: 20148

#XL - P Chemistry

The ratio of the ionization energy of H and Be³⁺ is..............

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#Question id: 4991

#XL - S Microbiology

Which of these fly organs, as they exist in current fly populations, best fits the description of an exaptation?

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#Question id: 27659

#XL - U Food Technology

Which of the following vitamins in milk is light sensitive

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#Question id: 4910

#XL - R Botany

For a trait known to be caused by a mitochondrial gene variant, there may be an occasional female that can transmit different phenotypes to her progeny on an apparently random basis. What situation might you suspect?

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#Question id: 15446

#XL - S Microbiology

Hyper IgM syndrome caused by mutation in?