Heart,vessels,circulating fluids
Polio affects the central nervous system and spinal cord. It can cause muscle weakness and paralysis. Polio is a life threatening condition because it can paralyze the muscles that help you breathe.
The polio vaccine is used to help prevent these diseases in children and adults.
Gamates cells have half the chromosomes
I'm pretty sure it's the white blood cells, because they contain antibodies to neutralise the pathogen :) plz mark brainliest
Answer:
it's may be genetic.
<h2>hope it helps.</h2><h2>stay safe healthy and happy.</h2>