Bacteria are tiny microorganisms that are made up of a single cell. They are very diverse, and have a large variety of shapes and structural features.

Night to day-rotating Earth, Elements of this image furnished by NASA

blood sugar measurement for diabetes, pills and stethoscope

Tender light blue background with moving plasma, seamless loop

Golden confetti, snowflakes and bokeh lights on the blue Christmas background.

Planet Earth - Space Ambience Loop Motion Graphic Background

Dark blue ocean surface seen from underwater. Abstract fractal waves underwater and rays of sunlight shining through

loop animation 3d glass balls rolling on twisted road. Computer generated seamless motion design of simple geometric shapes. Repeating movement. Live image, modern minimalist animated poster.

Macro close-up shot of antique compass on paper. HD 1080.-

colorful balloons rising into the sky , 20 seconds animation

Sketch animation of a pink piggy bank with a dollar sign in the middle. Sketches of graphs, charts, cityscape, speech bubbles, and economic trends in the background

Cascading columns of digits of ones, zeros and cryptic symbols.

Blue waveform background, HD 1080p, loop.

Chat male female animation loop on White background

Experienced neurosurgeon looking at brain x-ray, upset with examination result

XIAN, CHINA - MARCH 25, 2019: AERIAL shot of stadium being built,China

Animation of 3d blue model of human walking in hallway of magnetic resonance imaging scan screens and DNA strands rotating in the background. Global medicine science and research network digitally generated image.

Animation of multiple macro corona virus spreading with charts and statistics and English national flag billowing in the background. Global health warning scare spreading infections concept digitally generated image.

Animation of 3d blue glowing human brain rotating in front of strip of magnetic resonance imaging scan screens and DNA strand spinning in the background. Global medicine science and research network digitally generated image.

Animation of multiple glowing blue lines and binary coding flowing on blue background. Repetition programming data and flowing light digitally generated image

Animation of multiple macro corona virus spreading with charts and statistics and Cameroonian national flag billowing in the background. Global health warning scare spreading infections concept digitally generated image.

Animation of the words Happy St. Patricks Day written in white letters, with multiple green shamrock clover leaves moving on green brick wall background. Celebration of Irish culture concept digitally generated image.

Animation of St Patricks Day pattern of multiple rows of green shamrocks with a group of multiple moving green clover leaves on dark green background. Celebration of Irish culture concept digitally generated image.

Animation of multiple macro corona virus spreading with charts and statistics and Uruguayan national flag billowing in the background. Global health warning scare spreading infections concept digitally generated image.

Animation of multiple macro corona virus spreading with charts and statistics and South Korean national flag billowing in the background. Global health warning scare spreading infections concept digitally generated image.

Animation of globe spinning displayed on screen of laptop computer on desk with cup of coffee and office items. Global communication modern technology concept digitally generated image.

Animation of multiple macro corona virus spreading with charts and statistics and African Union flag billowing in the background. Global health warning scare spreading infections concept digitally generated image.

Animation of multiple macro corona virus spreading with charts and statistics and Canadian national flag billowing in the background. Global health warning scare spreading infections concept digitally generated image.

Animation of multiple macro corona virus spreading with charts and statistics and Colombian national flag billowing in the background. Global health warning scare spreading infections concept digitally generated image.

Animation of data processing and blue globe spinning with digital tablet, laptop computer and cup of coffee on white desk in the background. Global communication modern technology concept digitally generated image.

Animation of glowing wandreding star moving around on blue overcast sky with rainbow and stormy clouds on blue background. Repetition and flowing light digitally generated image

Animation of multiple blue horizontal glowing lines with rainbow coloured halo and a wandering star moving on dark blue background. Repetition and flow digitally generated image

Animation of multiple macro corona virus spreading with charts and statistics and Estonian national flag billowing in the background. Global health warning scare spreading infections concept digitally generated image.

Animation of multiple macro corona virus spreading with charts and statistics and Irish national flag billowing in the background. Global health warning scare spreading infections concept digitally generated image.

Cell that destroys bacteria. 3D Medical Animation

Spinning a radiation warning symbol. Looping footage.

farmer holds fresh organic cucumbers in her hands - close up image selective focus

close up image of old record player, retro filtered . selective focus. retro-style

Alternative cool hair salon. Front view close up of a Caucasian male hairdresser working in a hair salon, trimming hair of a Caucasian female in slow motion

Little Girl artist draws at the easel. Drawing process: close-up of brush and canvas.

Young Hands of the Artist, Little Child Artist Paints a Canvas with Graphite Pencils,Sitting a Table and Draw on Canvas. Process of Drawing: in Artists Art Studio Hand Baby Girl Sketching on Canvas.

Beautiful blue spot appears on a white background. Cyan and azure paints spreads on paper forming a blot. 4K

Holographic animation of 3D wireframe car model with engine

Conceptual visualization of cell nucleus. The cell nucleus It helps control eating, movement, and reproduction

Seaside town of Turgutreis and spectacular sunsets

men's hands draw on the sand. the concept of peace and good. sand show

White butterflies fluttering on a black background HD 1920x1080

Textured snowflakes fall down on a black background .Mask or background HD 1920x1080

Silhouette Casual man looking at x-ray of lungs and walking.

Abstract image of interconnected spheres in science concept. Molecular biology, scientific structure cellular. Seamless looping.

Binary light coming out of the silhouette of a group of people. Concept image of the digitized and globalized world.

3D illustration of line connections, abstract image to use as background.

Vintage filament Edison light bulb. The lamps lights up in the dark. The incandescent lamp with a tungsten filament wobbles. The light flashes. Close up.

Pregnancy and lifestyle.Exercise and health care. Idyllic image pregnant woman swimming in the water of the beach and sunset sunbeam

Butcher chopping meat/beef at Asian Traditional market

Group of red tomatoes in tray village market agriculture farm

Stylist paints lips to a young girl in salon, close-up.

The role of immune cells in cancer progression is well-recognized.

The T cells kill cancer cells. They additionally destroy the blood vessel system, thus impeding the supply of nutrients to the tumor.

Summer landscape, smoke from mosquito coil

Female Artist Painting River Embankment with Watercolor in Summer Day. Woman Drawing in the Street. Creativity Inspiration Expression Concept

Woman practicing yoga, standing in salamba sarvangasana exercise, supported Shoulder stand pose on a Green Screen, Chroma Key.

Woman practicing yoga, standing in salamba sarvangasana exercise, supported Shoulder stand pose on white background.

Healthcare personnel in white labcoat, looking at x-ray radiographic image, ct scan, mri while walking on white background.

Young yogi woman practicing yoga, making namaste gesture, working out, wearing white t-shirt on white background.

Young yogi woman practicing yoga, making namaste gesture in lotus pose, wearing white t-shirt on white background.

Image of seedlings of decorative greenhouse sunflowers

Yellow bright burning firewood close-up. Orange flame of campfire. Close-up with orange and yellow flames.

Coal in the water Concept of outdoor recreation or a picnic on the weekend.

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