15) Regarding human blood types, how many possible alleles exists? OA.) 3 OB. N4 OC.) 6 Save Not Graded

some of your causes might be acidic rain or natural wildfires that cause the parks to be degraded

hope this any more questions i am here plz mark brainliest

regents of the university of california v. bakke, 438 u.s. 265 (1978), was a landmark decision by the supreme court of the united states. it upheld affirmative action, allowing race to be one of several factors in college admission policy.

multiply it by 5 in order for you to understand i cant give an exact answer.