The polio vaccine works as :
It triggers the immune system to produce antibodies to fight the disease causing agent.
Option 1 is the correct answer.
Explanation:
Polio vaccine is attenuated disease causing virus which helps in the production of antibodies to fight the disease. The immunity for polio gets develop in the individual given polio vaccines.
Jonas Salk discovered the the vaccine for polio by using inactivated polio causing virus.
The polio vaccine produces antibodies in the blood when interaction with polio virus is there.
The paralysis of the legs can be prevented as polio virus do not reach the nervous system and spinal cord of the individual.
There are two types of polio vaccines given across the globe:
oral polio vaccine and inactivated polio vaccine (via injection)
Answer:
Saving wood
Explanation:
It takes less water to break down waste paper than it does to break down wood. If paper recycling is used to the full potential, wood is only needed once to produce 5 cycles of paper which also means saving waste from landfill 5 times.
Explanation:
Needed for photosynthesis,trees,and plants cannot get the energy theh need from the sun without water
The answer is D. Oxygen is combined with the carbon atoms left from the gluclose molecule.
Answer: the answer is D.
Explanation: viruses cannot reproduce without using the cell to make copies of itself.
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