1)Why would sending only a small group of people to settle Mars be considered a bad idea for the future of the population ? 2)Why did it take so long for the Americas to finally be successfully colonized ?

What’s the

When a virus infects a host cell, it uses the cell's machinery to make copies of its own genetic material in a process called replication. finally, during the process of self-assembly, that protein shell and the copies of the virus's genetic material are assembled into new viruses.

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