<span>In this item, we are asked to reason out as to why crossing over add to the genetic diversity of the sexually reproducing organisms. The answer to this question is that it is the exchange of genetic material between homologous chromosomes resulting in recombinant chromosomes. The answer to this item is letter B. </span>
Those guppies would have probably lost all instincts because they weren't in their habitat.
The nurse should institute the wearing of gloves, gowns, and use dedicated equipment.
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C) Help with plant defense.
Many species are known to eat many plants, including flowers. To avoid being eaten, thorns in a rose bush help defend itself.
