In medical laboratories studied blood. Microtube with blood located in the tripod.

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Photo credit: © Sergey Drozd / Alamy / Afripics
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Keywords: biochemistry, biology, biotechnology, blood, chemical, chemistry, clinic, concentration, dna, donors, drop, education, equipment, experiment, glass, health, healthcare, healthy, human, illness, laboratory, liquid, material, measuring, medical, medicine, molecular, objects/equipment, pipette, plastic, red, research, sample, science, scientific, scientist, small, substance, test, testing, tube, tubing