Answer:
Because the body fights the virus and when it comes back, it now identifys the virus and kills it, But we use anti bodies and etc. to fight the virus, thats why you are weak during the time. It may take some time to defeat the virus.
therefore makes it the answer
Explanation:
Defenses against herbivory and adaptations related to wind dispersal of pollen are likely to cause human health problems.
<h3>
What are defense responses against herbivores?</h3>
The first line of defense in plants is an intact and impenetrable barrier composed of bark and a waxy cuticle. Both protect plants against herbivores.
Other adaptations against herbivores include hard shells, thorns (modified branches), and spines (modified leaves).
They discourage animals by causing physical damage or by inducing rashes and allergic reactions.
Some Acacia tree species have developed mutualistic relationships with ant colonies: they offer the ants shelter in their hollow thorns in exchange for the ants’ defense of the tree’s leaves
To learn more about first line of defense: brainly.com/question/15026334
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Water does go threw water treatments to treat water so I’ll say true
An example of marine parasitism is a fish tapeworm that invade a fish's stomach and intestines.
Hope this helped.
