Using blood doping to artificially increase the number of red blood cells in an athlete might lead to a long-term shortage of red blood cells because

answer; /// i believe that the correct answer is ; /// renaissance,printing press, age of exploration and protestant reformation;

u.s. presidents buried at arlington national cemetery include john f. kennedy and william howard taft. the kennedy gravesite is the final resting place not only of the former president, but also his wife jackie kennedy, his two brothers robert and edward kennedy, as well as a memorial to his brother joe jr.good luck

explanation:

b) the planets year length would be longer

hope this !

responsibilities im assuming