Addition of a trace of thyroid extract to water containing tadpole will: Embryo Genesis Mcqs July 2, 2019 BILAL KHATTAK0 A.Kill all the tadpoles B.Keep them in larval stage C.Accelerate their metamorphosis D.Slow down their metamorphosis Related Mcqs: Addition of a trace of thyroid extract in water containing tadpoles of frog will: Removal of thyroid in frog’s tadpole would: Berlese’s theory was proposed to explain the orign of: Olynthus in sponges is the name of: What are rodenticides ? Contraction of metal starts at the end of Beginning of the formation of archenteron in the development of frog represents: According to Jean Piaget, children develop abstract logic and reasoning skill during____________?? Addition of ethylene glycol into the water causes a depression in Earthworms are beneficial for human begins because: