Until Hershey and Chase showed that DNA was the genetic molecule of the phages they studied, what class of molecules was considered the best candidate for carrying genetic information and why?

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proteins because they were thought to be the only molecule with both the variety and specificity of function to account for the array of heritable traits observed

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carbohydrates because they are found in abundance in all organisms

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amino acids because of all the ways they can join together

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sterols because of the different variations on their ring structure

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nucleoside triphosphates because of the ability to add and remove phosphate groups

Crowdly

Until Hershey and Chase showed that DNA was the genetic molecule of the phages t...

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