MICROANATOMY

Detailed explanation-1: -per-a prefix meaning “through, ‘’ “thoroughly, ‘’ “utterly, ‘’ “very”: pervert; pervade; perfect.

Detailed explanation-2: -The prefix trans-and its variant tra-, which mean “across, ‘’ appear in many English vocabulary words, for example: transmit, transform, and trajectory.

Detailed explanation-3: -used when expressing rates, prices, or measurements to mean “for each": The meal will cost $20 per person. The car was traveling at 70 miles per hour (70 mph). There are more cafés per square mile here than anywhere else in the country.

Detailed explanation-4: -: in accordance with : according to. as per your instructions. Phrases. as per usual. : in the accustomed or habitual way : as usual.