How does the ability of the white blood cell to change shape affect its function?

  Because they can change their shape, white blood cells can squeeze themselves in between other cells to reach other infected cells. For example, if there is an infection somewhere in the body they can squeeze themselves through the walls of the blood cells to an inter-cellular space, where the infection is taking place.

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