Helppp this is due in 10 minutes (34 points) How, and why would some continent have more A-Allele than other continents?

Several studies have found strikingly different allele frequencies between continents. This has been mainly interpreted as being due to local adaptation. ... Namely, allelic surfing during a population range expansion may increase the frequency of alleles in newly colonised areas

yes

no

blue is scattered more than other colors because it travels as shorter, smaller waves. this is why we see a blue sky most of the time.