The figures above show the results of an experiment in which two microbial species, A and B, were grown in three treatments. In treatment I, species A was grown alone. In treatment II, species B was grown alone. In treatment III, both species were grown together at the same starting densities as in (I) and (II). The results suggest the interaction is best described as

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#Question id: 3454

#Unit 11. Evolution and Behavior

Altruism is favoured when rb - c > 0 where c is fitness cost to altruist, b is fitness benefit to recipient; and r is genetic relatedness. It is under negative selection when

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#Question id: 5844

#Unit 8. Inheritance Biology

In homologous genetic recombination, RecA protein is involved in:

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#Question id: 19872

#Unit 13. Methods in Biology

Recognize the same sequence and can cut at exactly the same position, these enzyme are called__

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#Question id: 4672

#Unit 3. Fundamental Processes

Lytic growth proceeds when

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#Question id: 4673

#Unit 3. Fundamental Processes

Lysogenic growth proceeds when