In Drosophila, if there is one X chromosome and two sets of autosomes then the fly is:

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#Question id: 13185

#Unit 10. Ecological Principles

If a drop in sea level led Island 1 to double in area, the MacArthur-Wilson model predicts that the number of bird species found there would

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#Question id: 9268

#Unit 6. System Physiology – Plant

The most active photosynthetic tissue in higher plants is the

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#Question id: 11337

#Unit 10. Ecological Principles

In which of the following biomes would we expect to find permafrost?

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#Question id: 534

#Unit 1. Molecules and their Interaction Relevant to Biology

If glucose labeled with 14C in C-3 is metabolized to lactate via fermentation, the lactate will contain 14C in:

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#Question id: 626

#Unit 1. Molecules and their Interaction Relevant to Biology

A metabolic pathway proceeds according to the scheme, R -> S -> T -> U -> V -> W.  A regulatory enzyme, X, catalyzes the first reaction in the pathway.  Which of the following is most likely correct for this pathway?