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Cross-section Dicot, Monocot and Root of Plant Stem under the microscope for classroom education.

Endosomes - 3d rendered image of Endosomes are membrane-bound organelles. They are parts of endocytic membrane transport pathway. Endomembrane system in cells. Bilayer Lipid Membrane. Abstract medical illustration. Microscopic view. Microbiologic research concept.

Asthma treatment accessories on black smokey table

A Petri dish with colonies from a culture of Kluyveromyces lactis, a yeast commonly used for genetic studies and industrial applications

$plant Flower bud of Lilium brownii var.viridulum T.S.\nunder light mircoscope with white background$

Host cells with spores (mold) are inside wood under the microscope for education.

Abstract background Organic Form - 3d rendered image of glass structure, optical technology, nano electrical wave, dispersion colorful rainbow. Organic shapes and form. Science fiction or organic technology concept.

After dopamine binding, the dopamine receptor changes his shape and binds the inactive G protein.The G protein expels its GDP molecule replacing it by GTP. and falls into two pieces. The Galpha subunit binds to and activates the enzyme adenylyl cyclase, which produces then cyclic AMP spreading a signal through the cell.

Water bottle with micro plastic concept of water plastic pollution and global warming with text

Microscope photo of the cells from a young broad bean steam (Vicia faba).

Old orange and black scuffed damaged marbled paper, Original over 150+ years old

Doctor with RX prescription drug bottle selective focus

White plastic medical container for pills with box. Digitally generated image

Characteristics of fungi living in wood as a group, are polyphyletic under the microscope for education.

Surface photography of nature pattern Crystal shot for background.

$Wet rough asphalt black bitumen road pavement surface abstract grunge texture close-up top view background banner.\nBitumen is a sticky, black, highly viscous liquid or semi-solid form of petroleum. In the U.S., it is commonly referred to as asphalt. It may be found in natural deposits or may be a refined product, and is classed as a pitch. Before the 20th century, the term asphaltum was also used.\nTarmacadam is a road surfacing material made by combining crushed stone, sand, and tar. It is a more durable and dust-free enhancement of simple compacted stone macadam surfaces. The terms \$

Gastric mucosa intestinal metaplasia under microscopy

Marble cream texture pattern with high resolution

Early stage, two days, fertilized human eggs before transfer to the woman in an IVF procedure.

The study of plant tissues under the microscope in the laboratory.

Antique yellow gloster pattern paper marbling full frame.

Blue colored stem cells of a lentil plant under the microscope.

Close-up shot of a petri dish for checking an antibiotic in the laboratory.

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Choi Seung-hee at the Chosen Hotel (current Westin Chosun Hotel) in Seoul, Korea, 1940.jpg

Type 97 Carrier Attack Bomber of the Ryujo.jpg