fill in the blank below with the vocabulary word that best completes the sentence. using a clock, scientists…

fill in the blank below with the vocabulary word that best completes the sentence. using a clock, scientists are able to estimate the amount of time that two species have been evolving independently. done
Answer
Brief Explanations:
In biology, a molecular clock is used to estimate the time since two species diverged and have been evolving independently. It is based on the assumption that mutations accumulate at a relatively constant rate in DNA or protein sequences over time.
Answer:
molecular