Hello i just want to thank everyone i am the guy yesterday who was looking for a girl named emily and i just want to thank everyone who answered or commented because i was able to find her like can you believe it i actually found her so i just want to thank everyone for your support unless you answered with a link then /f/u/c/k/ you but other than that thank you

What are the fixed alleles in the human species? o a. the alleles that are on the most chromosomes b. the alleles that change most often 000 c. the alleles that no one has d. the alleles that everyone has

Astudy by solloch and et. al., in 2017, gives the map above which shows the frequency of alleles with a ccr5-delta32 mutations over 87 different countries. this mutation deletes the presence of a co-receptor (ccr5) on the outside of human t-cells (lymphocytes). some viruses, such as the one responsible for the black death and human immunodeficiency virus (hiv), require this receptor for attachment to host cells during the infection process. the black death was an epidemic that passed over northern europe during the 14th century killing nearly 60% of europeans. according to this information, which explanation best explains why northern europeans show a greater immunity for hiv than some other parts of the world?

What two factors does carrying capacity compare? population size and resource use population growth and resource availability resource use and time population size and time