While we can use molecular clocks based on molecular sequence data to estimate the times at which various lineages diverged, we ultimately need the ____ to calibrate the clocks
Fill in the blank with the appropriate word.
fossil record
Biology & Microbiology
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What is the complementary DNA strand to 5?-ATTCGGTGA-3??
A. 5?-TAAGCCACT-3?. B. 3?-CGGATTGTC-5?. C. 5?-CGGATTGTC-3?. D. 3?-TAAGCCACT-5?. E. 3?-ATTCGGTGA-5?.
Biology & Microbiology
Color blindness is a case of _____ inheritance
a. autosomal dominant b. autosomal recessive c. X-linked dominant d. X-linked recessive
Biology & Microbiology
What characteristics of Caenorhabditis elegans make it useful in molecular genetics studies? What will be an ideal response?
Biology & Microbiology
Which of the following is most likely to decrease genetic variation?
A) directional selection B) mutation C) stabilizing selection D) diversifying selection
Biology & Microbiology