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March 29, 2017

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How do scientists calibrate a molecular clock? A)They determine the number of mutations accumulated in a gene of a species of known age. B)They compare the ticking of the molecular clock with that of the atomic clock. C)They use the clock that ticks at the appropriate rate for the divergence rate that they are trying to calculate. D)They compare the number of positive mutations that have occurred in a particular species with the number of negative mutations that have occurred.
My Answer: D
is this right?

  • Biology-Ms. Sue? - ,

    Ms. Sue can you check my answer plz?

  • Biology-anyone - ,

    can someone check my answer?

  • Biology - ,

    Biology is definitely not my field, but, after reading this site, I think A is the best answer.

    http://www.nature.com/scitable/topicpage/the-molecular-clock-and-estimating-species-divergence-41971

  • Biology - ,

    ill check out the site :)
    thanks ms sue

  • Biology - ,

    I think Your right. I'm not good at it either. Sorry if i get it wrong but that's my answer

  • Biology - ,

    It's A

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