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young woman, maybe chemist, businesswoman or teacher shows a molecular structure on a virtual whiteboard. Need more stuff like this:
Squalane is a hydrocarbon derived by hydrogenation of squalene. 3d illustration
Organic Carnauba Wax in Chemical Watch Glass with molecular structure place next to beaker and \nPlatycerium stemaria fern. Chemical ingredient used in cosmetic industry.
3d Rendering Molecular Structure,Ozone,Hydrogen and oxygen
Chemical formula of Testosterone on a blackboard
Chemical formula of Cortisol
Water (Molecular formula: H2O) is a clear, odorless, tasteless liquid that is essential for most animal and plant life. Chemical structure model: Ball and Stick. 3D illustration.
The 12 constellations of the zodiac drawn on an old paper.
Prednisone is a glucocorticoid medication mostly used to suppress the immune system and decrease inflammation in conditions such as asthma, COPD, and rheumatologic diseases.
Structural model of Benzene molecule
Halofantrine is a drug used to treat malaria. Halofantrine's structure contains a substituted phenanthrene, and is related to the antimalarial drugs quinine and lumefantrine. 3d illustration
Abstract background with molecules spheres
blackboard full of chemical formula
Acetyl-CoA, acetyl coenzyme A molecule. Key coenzyme in fatty acid biosynthesis, Krebs cycle, citric acid cycle. Molecular model. 3D rendering. Illustration
Chemical formula of Methane with pen. Close-up.
Chemical formula of Adrenaline
Structural model of Progesterone on the blackboard.
Molecular structure of Propane C3H8
3D Caffeine Molecule Made From Coffee Beans Illustration Isolated on Black and White Background With Clipping Path. Caffeine is a Drug That Stimulates the Activity of Your Brain and Nervous System by Blocking the Action of Adenosine.
Structure of Escherichia Coli
Elbasvir is a drug approved by the FDA for the treatment of hepatitis C.
A molecular model of Bisphenol A or BPA.  It is a common building block in the production of many epoxy resins and plastics including polycarbonate plastic. As such it is present in a huge range of food packaging and household products. There are now concerns about its health effects, particularly its effect on children, infants and fetuses.   Isolated on white.
Flavin adenine dinucleotide, FAD molecule.  Essential redox-active coenzyme involved in energy production and metabolism. Molecular model. 3D rendering. Illustration
Chemical formula of Progesterone
Biochemistry molecule formula written on white paper
Molecular structure of Acetone or dimethyl ketone
Structural chemical formula and molecular structure of acetone. Formule C3H6O. Chemical structure model: Ball and Stick + Balls + Space-Filling. 3D illustration.
3D rendering of microscopic molecular structure
Chemical formula of Vitamin A with black pen.
Blackboard with the Vela constellation drawn in the middle.
Free Images: "bestof:Acridone.png Chemical structure of acridone own work drawn with MDL ISISDraw<sup>�</sup> 2006-09-18 Dschanz public domain Acridones"
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