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Scientist holding sample
Scientist testing DNA sample of human in laboratory
Researcher holding a DNA gel during a genetic experiment in a laboratory
Researcher holding DNA gel during genetic experiment in laboratory
Researcher using a light microscope for studying tube containing blood sample.
Genetic research tube containing DNA sample with DNA profile in background.
Droplet in test tubes, scientific experiment
Scientist examining test tubes in a biological lab
Pipette placing sample into test tube during experiment in laboratory.
DNA test result on microcentrifuge tube with DNA sample in scientist hand.
Scientist person providing chemistry experiment with flasks in laboratory.
DNA autoradiogram gel illustrating genetic results laying on a row of test tubes in the laboratory
Scientist viewing human tissue sample on microscope in laboratory
Biological samples in Petri dishes and microscope on laboratory table.
Scientist analyzing liquid
Cancer research laboratory, female scientist studying cells growing in agar viewed under a lamp
Scientist hand holding micro-centrifuge tube containing biological sample.
Female researcher pipetting liquid in science laboratory.
Test tubes in a laboratory
Pipette adding sample to petri dish during experiment in laboratory.
Female biology student using light microscope in laboratory.
Scientific Cloning, genetic experiment with pipette modifying DNA sample and creating new life in petri dish
Scientist pipetting sample into tube for analytical testing in laboratory.
Mature scientist using microscope for biological research.
Female researcher studying DNA autoradiogram.
Female biologist holding flask containing stem cells.
Conical flask glassware with solution on table in science laboratory
Closeup shot of blood embryos in laboratory, stem cell research concept
Scientist analyzing a sample in a test tube at lab
Close-up of scientist doing experiment in lab
Biological samples in test tubes and Petri dishes on laboratory table.
Scientists holding multiwell plate with chemical solution for analytical testing in laboratory.
Petri dishes for DNA sequencing, close-up.
Research laboratory, Young scientist watching mouse in round bottom flask
Female scientist holding microscope slide with blood sample.
DNA researcher pipetting into tube with reference in background.
Tubes for biological test in rack on blue background.
Researcher pipetting DNA sample into eppendorf vial in laboratory
Pipette adding a solution to a sample
Close-up of scientist hand doing chemistry research in laboratory.
Scientist working in biological laboratory
Scientist pipetting sample into vial in laboratory.
Scientist pipetting samples into test tubes in laboratory.
Scientist preparing chemical experiment in laboratory
Scientist checking a solution in test tube in lab
Scientist looking at sample in microbiological lab
Scientist looking at test tubes in lab
Close-up of petri dishes and dropping pipette for genetic research.
Close-up of DNA autoradiogram with flasks in background.
Multiwell plate with biological samples in scientist hand.
Female scientist doing experiment in laboratory.
Pipette adding sample to a test tube in a laboratory
Pipette adding sample to petri dish with DNA autoradiogram in background.
Scientist checking a solution in conical flask in lab
Crop scientist hand holding test tube at table in laboratory
Algaculture in Erlenmeyer flask in a laboratory
Female scientist looking at test tube plant sample in lab
Two scientists doing experiment in lab
Blood sample in test tube in hand of scientist.
Female scientist holding blood samples in test tubes.