In deep water, which of the following abiotic factors would most limit primary productivity?

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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: 16495

#Unit 12. Applied Biology

An example of very useful scorable marker isolated from the jellyfish (Aequorea victoria)

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#Question id: 12026

#Unit 7. System Physiology – Animal

Pepsinogen is converted to its active form in the stomach by ________.

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#Question id: 6957

#Unit 5. Developmental Biology

The effect of grafting an extra piece of notochord into a dorsal position adjacent to pre-somitic mesoderm is

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#Question id: 23405

#General Aptitude

Children should avoid smoking because