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#Question id: 4911

Neutral petite mutations:

#SCPH06 I Botany

  1. Are an example of extranuclear inheritance.

  2. Always produce petite progeny when mated to wild type.

  3. Might be expected to produce normal progeny when mated to a suppressive petite.

  4. All of the above

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#Question id: 2941

#SCPH05 I Biotechnology

Centromeric Rec8 becomes cleaved during:
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#Question id: 9178

#SCPH06 I Botany

A fish swimming into an estuary from a river would have which of the following as its greatest physiological challenge?
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#Question id: 1733

#I Life Science/ Life Sciences Group – I-V

The early increase in phospholipase Cγ1 activity following T-cell stimulation:
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#Question id: 12103

#SCPH06 I Botany

Which of the following is a good description of an ecological niche? 
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#Question id: 9172

#SCPH28 | Zoology

Two plant species live in the same biome but on different continents. Although the two species are not at all closely related, they may appear quite similar as a result of ________.