Arace car driver loses his leg in an accident. apply lamarck's and darwin's theories of evolution to predict whether this disability will be carried forward by his children.

A disability like this isn’t considered a genetic conditioning, so passing it on to his children isn’t possible.

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