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triple helix of the fiber under an electron microscope. 3d image
Aerial view of loyster farm by Ardara, County Donegal - Ireland.
Ranunculus aquatilis, common water-crowfoot, white water-crowfoot in the river Semois, Semoy, Sesbach, Ardennes, Wallonia
plant Leaf of Nerium indicum T.S. under light mircoscope with white background
Glutamate receptors are located on the membranes of neurones. The neurotransmitter glutamate activates the receptor to transport cations into the neuron. This postsynaptic excitation is important for neural communication, memory formation, learning and regulation. Source: PDB entry 3kg2
Bubble Coral Plerogyra sinuosa is a usually uncommon species, preferring protected reef environments, especially, but not necessarily, in turbid water.\nThis feeding colony has fully extended tentacles. \n\nTriton Bay, Kaimana Regency, Indonesia \n3°54'2.358 S 134°6'18.81 E at 12m depth by night
Chain of amino acid or bio molecules called protein - 3d illustration
Moss background
Cross-section leaf Plant of under the microscope for classroom education.
Beef tripe for soup
Transmitted light microscopy of powder down feather.
snowball rolling down a snowy cliff
microscopic view of plant cells for botanic education and analysis
the seawood looks almost like painted
The somatostatin receptor inhibits the secretion of multiple hormons, e.g. the growth hormone and thyroid-stimulating hormone. Therefore it is considered as a target for treating multiple tumors. Somatostin also inhibits insulin and glucagon secretion.
Green grass field
Microscope photo of a sambucus stem with parenchyma cells.
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.
The study of plant tissues under the microscope in the laboratory.
Duchesnay Falls Trails in Autumn by North Bay, Ontario
In Yokohama
traditional thai fabric
Close up of Lions head mushrooms
Gazing upwards, towering trees dominate the sky, their branches forming a mesmerizing canopy. Sunlight filters through the lush foliage, creating a tranquil and enchanting atmosphere in the forest.
Surface photography of nature pattern Crystal shot for background.
The calcitonin gene related peptide (yellow) binds to its receptor (blue) on neurons and smooth muscle cells of cerebral blood vessels, activating a signal cascade through G-proteins (dark blue) in this cells that  leads to a dilatation of the blood vessels (vasodilatation).
Abstract pattern on water
group of reed plants in close up
dirty unclean room
Free Images: "bestof:Aplysilla longispina Section vertical to the surface and through a conulus A fiber is seen terminating in a conulus The.jpeg Aplysilla longispina Section"
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