Which are the special proteins in muscles that contract and relax to cause movement?
In diseases like Polio, the cells that get destroyed by virus, are
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The weight of the brain in the total weight of the body is about
Nissil granules occur in
Dicotyledonous weeds are destroyed by a chemical called
The hormone that helps in the implantation of embryo
The pair of spinal nerves in main are
The total number of pairs of Peripheral nerves in man are
Rickets is caused due to the deficiency of