Question

Trace the origin of amphibians?

Name three parasitic nematodes and their pathogenecities?

Answer 1

Human parasitic nematodes like hookworm, whipworm, Ascaris (parasitic roundworm), filarial worms, eyeworms, trichinella, tapeworms and flukes are estimated to infect as many as 3 billion people. Each of theseworms has adapted to its environment to find a unique way of entering itshuman host.