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Humans use selective breeding to pass desired TRAITS on to the next generation of organisms.
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If an invasive species is added into a food chain/web, it becomes overpopulated/a pest because it has no natural predators.
It can also disrupt the food chain/web by eating the food supplies of the native organism leading to competitions.
A - Viruses cannot survive outside of a host whereas bacteria can.
A. In prophase I, tetrads of homologous chromosomes form and crossing over occurs
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Answer: (B) Prevailing winds
Explanation: the name for winds that usually blow in the same direction is Prevailing winds