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Haematococcus pluvialis green and cyst algae under microscopic view - haematocyst, active and resting cells, strong antioxidant astaxanthin

Decorative round plant isolated on white background

Plant tissue Structure, section (tissue) of stem plant tissue under a light microscope.

Microscopic image of the cross section of the root of a buttercup (crowfoot) plant - Ranunculus repens. The propeller shaped pattern in the center is the vascular tissue for transporting water and nutrients up and down the plant. The circles are the individual cells.

morning sun rises on the iconic city hall in Downtown Oakland, USA

Photomicrograph of algae, Cosmarium turpinii, a desmid. Live specimen. Wet mount, 40X objective, transmitted brightfield illumination.

Colorful seamless pattern with Crystal stones.

Globe with a growing tree.

Microbacterium Tuberculosis Bacteria (MTB) in sputum smear AFB stained analysed by light microscope. Close up micrograph

Close up of cristal beads

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

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

Biofuel research process in laboratory, Microalgae Photobioreactor for alternative energy innovation in Renewable Energy Laboratory

Plectranthus scutellarioides

Breast tissue adenocarcinoma immunohistochemistry. Estrogen receptors.

Fatty liver disease (steatosis) is a common condition caused by having too much fat build up in your liver. A healthy liver contains a small amount of fat. It becomes a problem when fat reaches 5% to 10% of your liver's weight.

Mold Alternaria alternata, allergic fungus, 3D illustration and photo of colony on agar plate. Alternaria is the causative agent of plant diseases, is common indoor mold and causes allergy

$Close-up shooting of a green agate stone mineral surface isolated on white background. Its a macro shot shows nature beautiful details with back lit. Agate is a kind of natural gemstone. Abstract pattern. Good for Wallpaper texture background. Turquoise, green\n\n.$

Background of mold in the wood of the house.

Fragment of uranium or yellow cake

natural mineral on a green background with crystal quartz crystals is a beautiful background and an abstract, macro

Photomicrograph of rotifer. Rapidly rotating cilia at top of head, internal organs visible. Live specimen. Wet mount, 40X objective, transmitted brightfield illumination.

The structure of retro gray soap close up, reminiscent of cracked old concrete

Blastomycosis is a fungal infection caused by inhaling Blastomyces dermatitidis spores. If it involves only the lungs, it is called pulmonary blastomycosis. Only about half of people with the disease have symptoms, which can include fever, cough, night sweats, muscle pains, weight loss, chest pain, and feeling tired.

Petrified wood, 20 million years old wood. Wood turned into stone

Agate raw ore

The peanut or groundnut is a species in the family Fabaceae. The peanut was probably first domesticated and cultivated in the valleys of Paraguay. It is an annual herbaceous plant growing 30 to 50 cm tall.

Layered maroon and light speckled rock magnified.

Histological preparation of the root of an orchid (cross section of central cylinder)

background of white flowers that have not yet bloomed

Free Images: "bestof:Potamogeton richardsonii.jpg en Potamogeton richardsonii from Robert H Mohlenbrock USDA NRCS 1992 Western wetland flora Field office guide to plant species West"

Area of plant flora regrowth after burn.jpg

The rough popcornflower plagiobothrys hirtus an endangered plant species.jpg

White bog orchid plant platanthera dilatata blossoms among associated species including paintbrush and lupine.jpg

False foxglove flower aureolaria flava.jpg

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Language Laboratory Huaihua College West Campus.jpg

Temple of Fame - Arlington National Cemetery - Arlington VA - 1903.jpg

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Col._Maurry_Jones,_Commanding_Officer_of_American_Operations_at_Gatow_Airport,_Berlin,_Germany,_greets_Mr._Robert..._-_NARA_-_199005.jpg

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