Which of the following patterns were witnessed by darwin except that species vary
a. over time
b. locally
c. around the world
d. within very short spans of time

What enzyme is most important for dna replication and why?

Which characteristics are typical of a human population in the postindustrial stage?

Dna and rna share a number of similarities,but they also differ in certain aspects of their structure. wich nitrogenous base is found in rna but is not found in dna