En una muestra de ADN bicatenario, 20% de las bases nitrogenadas son guanina
Que porcentaje de bases nitrogenadas en la es citosina?
20 %
80%
60%
40%

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glacial erosion, the picking up and movement of earth beneath a glacier, is also referred to as plucking. erosion and transportation of individual pieces of bedrock, especially large "joint block occur as a result of this glacial erosion. plucking is type of erosion in which rocks become frozen into the bottom and sides of the glacier.as the glacier moves downhill it 'plucks' the rocks frozen into the glacier from the ground.

if you add everything up correctly you should get 69 i got this because 50 plus 19 is it