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Solving integral equation.Isolated on white.
Thoughtful businesswoman in front of mathematical background
Reading. Young bearded dark-haired man reading a book and smiling
Shot of a female elementary school pupil and her female teacher, standing in front of the chalkboard and drawing Christmas ornaments.
scientist working in the laboratory, scientists conducting research investigations in a medical laboratory, a researcher in the foreground is using a microscope,
Pharmacist works at cash register
Young nice looking student or writer sitting in college library next to the window and working on his laptop. He is serious and tired. Natural light with strong and deep shadows. Wall with books in the background.
Science microscope, woman professor and laboratory research, medical innovation and biology test. Senior phd scientist, professional chemistry expert and physics worker with focus on dna analysis job
Adult Asian man smiling happy when reading a book
Young and beautiful student studying mathematical formula in front of the blackboard
Senior man reading label on package while buying vitamins in a pharmacy.
Scientist Holding Molecule Model
Dctor work on digital tablet healthcare doctor technology tablet using computer in laboratory study with virtual icon
Shot of a male doctor working with a microscope in a laboratory
Qualified ophthalmologist warmly welcomes patients in her clinic, with optometry equipment in the background, prepared for an examination
Data, analysis and innovation in laboratory with woman scientist doing medical research and experiment on microscope. Mature healthcare expert conduct study results on drug trial and dna sample
Close-up portrait of a male researcher holding flask with blue liquid in the lab
Male mature pharmacist at his store.
Close up side view portrait of handsome Caucasian man is looking up while diagnostics of vision in slit lamp
Bust of Pericles ( 495-429 B.C) was arguably the most prominent and influencial Greek statesman,orator ans General of Athens during the golden age.
Scientist, man and medical microscope for research, DNA analysis and pharmaceutical investigation with laboratory data. Professional science person, doctor or expert with lens check for healthcare
Beekeeper in uniform holding smokepot and hive frame with honeycomb on white background
Portrait of a cheerful mature male pharmacist making notes in a book on the counter while looking at the camera
Young asian teacher man teaching video conference with student. Male Indian teacher training the mathematics in classroom from online course.
Shot of a young scientist writing notes while using a microscope in a lab
Recommendation. Smiling optimistically adult man in white coat showing medicinal product standing near shelves with medicines in pharmacy
Engraving from 1894 showin Jan Hus (John Huss) the Czech church reformer.
Medical Development Laboratory: Caucasian Female Scientist Looking Under Microscope, Analyzes Petri Dish Sample. Specialists Working on Medicine, Biotechnology Research in Advanced Laboratory
Senior male scientist doing research. Shallow DOF. Developed from RAW; retouched with special care and attention; Small amount of grain added for best final impression. 16 bit Adobe RGB color profile.Shallow DOF. Developed from RAW; retouched with special care and attention; Small amount of grain added for best final impression. 16 bit Adobe RGB color profile.
Free Images: "bestof:Al-kindi.jpeg en wikipedia en wikipedia Al-Kindi Arab pharmacologist musician writer philosopher astronomer and calligrapher Isḥāq al-Kindī 801-873 CE wrote"
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