Which best describes how DNA is used as a molecular clock? (2 points)
The number of mutations in DNA is compared between two species.
The total amount of DNA is compared between two species.
The percent of carbon in DNA is compared between parent and offspring.
The total mass of DNA is compared between parent and offspring.

Question

Which best describes how DNA is used as a molecular clock?  (2 points)
		The number of mutations in DNA is compared between two species.
		The total amount of DNA is compared between two species.
		The percent of carbon in DNA is compared between parent and offspring.
		The total mass of DNA is compared between parent and offspring.

anonymous · Answer

@Mertsj Do you mind looking at this? For some reason I have a bio question on my physics...

mertsj · Answer

Sorry.  I don't know anything about that.

anonymous · Answer

Okay! Do you know anyone that could help me?

anonymous · Answer

It`s A). In genetics we compare the amount of mutations that took place. The more mutations occurred, the longer it took/takes.

anonymous · Answer

Thanks! I'm taking biology next year and haven't learned anything about this yet.

anonymous · Answer

Biology is great. You'll like it :) At all the field of genetic analysis...so interesting!