8. Crossing over is an exchange of corresponding segments between nonsister chromatids of homologous chromosomes. What is the benefit of such an
exchange?
o
natural selection
gene expression
genetic universality
genetic diversity
CLEAR ALL

The correct answer is c.

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