Keywords
20s, 25-30 years, analyzing, asian ethnicity, biology, biotechnology, checking, chinese ethnicity, close-up, color image, concentration, day, digital, front view, head and shoulders, holding, horizontal, indoors, lab coat, liquid, looking, looking away, men, one man only, one person, one young man only, people, photography, portrait, real people, red, research, scientist, serious, standing, studio shot, surgical mask, technician, test tube, white background, young adult, young men, zoom series, stock image, images, royalty free photo, stock photos, stock photograph, stock photographs, picture, pictures, graphic, graphics, fine art prints, print, poster, posters, mural, wall murals, u24359440