Optoprep nbeo practice qa - Study guides, Class notes & Summaries

If a thin lens with an index of 1.5 has a dioptric power of +4.00 in air, what is its power if placed in water? A) +1.18 diopters B) +11.76 diopters C) +1.36 diopters D) +4.00 diopters - Answer- C) +1.36 diopters Alpha helices and beta sheets are considered which level of protein structure? A) Quaternary B) Primary C) Tertiary D) Secondary - Answer- D) Secondary An amphipathic molecule will react in what manner when exposed to water? A) It will completely dissolve B) It wi...