Perd[ita]: For I have heard it said, There is an Art, which in their pidenesse shares With great creating Nature.

Magid draws … a diagram depicting a restriction enzyme cutting neatly through a sequence of nucleotides.

Because of the defocusing that occurs when rotated for wavelength tuning, an aberrationally non-corrected concave grating is not naturally suited to high resolution monochromators.

And conscience to upstir him […]