Which of the following units would be the most appropriate for measuring the width of your hand?
kilometers
meters
centimeters
millimeters

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

Select the correct answer from each drop-down menu. the lac operon in e. coli regulates genes that code for enzymes required for breakdown of lactose. the lac operon is operon that is activated in the presence of .

This rapid change in species that rarely leaves behind fossil evidence is referred to as