Anew drug is discovered for the treatment of thyroid cancer. which is a logical next step of the scientific method after the discovery has been successfully tested?

Why do we perceive objects as retaining their brightness under different lighting levels?

How much time has elapsed from the very beginning of "the memior of the conquistador bernal diaz del castillo" to the end? a. castillo's whole life b. a quarter of an hour c. a few weeks d. a decade

Look at the photo of the leaf, which term best describes this leaf ? a-simple.b-parallel.c-lobed.d-tooth.