Answer: Because
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Answer:
Please mark me brainliest
Explanation:
Many of these diseases can be prevented by the use of viral vaccines, which stimulate protective immunity against the virus without causing major disease. Viral vaccines may also be used in active viral infections, boosting the ability of the immune system to control or destroy the virus.
Answer:
(1) Nitrite poisoning
(2) Its cause is elevated levels of nitrite in the pond or culture system water.
I’m pretty sure it’s called an EKG, or something close to that.
We all know that independent is containing the x and the dependent is the y. Meaning that the y depends on the x.