1. what makes one dna molecule different from another?

Amedication order for 125 micrograms of digoxin in 100 mil liters of normal saline is prescribed to be delivered over 1 hour. you have two 1- milliter ampules containing 599? micrograms. how many milliliter of digoxin injection will be needed?

How do you date a sample of rock that you suspect as being one of the earliest on earth

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