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Protocells Likely Grew Within Microscopic Compartments in Porous Alkaline Vent

Question 46

Multiple Choice

Protocells likely grew within microscopic compartments in porous alkaline vent chimneys, where ____.


A) protocells could use the energy provided by H+gradients
B) the vents offered physical protection
C) protocells could use readily available ammonia sources
D) the vents funneled geothermal warmth
E) the vents were the right size

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