Label the following genotypes with the possible phenotypes. (Purple skin is dominant to blue skin.)
PP
Pp
pp

PP- is purple skin because it has two dominant alleles
Pp- is purple skin because you still have one dominant allele
pp- is blue skin because you have two recessive alleles

The soviet union beat the us to the first successful launch, with the october 4, 1957, orbiting of sputnik 1, and later beat the us to have the first human in earth orbit, yuri gagarin, on april 12, 1961. the "race" peaked with the july 20, 1969, us landing of the first humans on the moon with apollo 11