Answer:
What are the systems
Explanation:
I can help after u answer that sorry
<span>After immunizations, the weakened vaccine viruses or bacteria replicate (grow) in the vaccinated person. This means a relatively small dose of virus or bacteria can be given in order to stimulate an immune response.</span>
Divergent Boundary:
A divergent boundary is a linear feature that includes two tectonic plates moving <em>away </em>from each other. When plates separate, it allows molten lava to seep through and spill over, creating new crust where the previous tectonic plates existed. Divergent boundaries are mostly found in the ocean floors.
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It gives support and structure to the plant cell