Ключевые слова: african american, analysis, backlight, biochemistry, biology, black man, blurred background, checkup, closeup, control, copy space, examine, expertise, glassware, glove, hand, herb, inspection, labcoat, labgrown, laboratory, low angle, male, man, object, person of color, petri dish, placement, plant, professional, research, sample, science, scientist, selective focus, sprout, study, tongs, transparent, uniform, unrecognizable,