Why do some pigments travel faster along the chromatography strip than others ?

Some pigments dissolve in water easier and are pulled with the water farther up the paper.

Others are more attracted to the paper and move more slowly. Usually smaller molecules will move farther than larger ones.

answer: mannn ion even know fam

explanation: just try asking yoo teacher yo parents or just simply another sight

"1. it should be, it has been for about 20 years, and it's really not much different in the end than breeding animals to have particular traits. there are always concerns about genetically engineered animals/plants affecting the environment in unexpected negative ways, but i can't think of an example where the fears didn't turn out to be baseless.  

first, as you point out, it would be a great advance in pharmacology, to be able to tailor drugs and their doses to me. the pros involve better medical treatment. the cons involve privacy issues like insurance companies denying coverage to people with genetic risk factors. looking at dna markers wouldn't affect the frequency of genetic diseases, but it would allow detection of them earlier. and ok, actually i suppose that if people used this information to avoid having children with genetic diseases, some might decrease in frequency."