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Lab technician working at a waste water treatment facility
chemistry experiment and test tube in hand in science class on table Scientist education concept with glass flask in laboratory research and development concept
Researcher experimenting with a diagnostic plate in wells with culture medium. Scientist pipetting biological samples of cells into a 96-well microplate
Scientist working on a 96 well micro plate and pipettes
Midsection of young female biochemist using pipette over multi well plate at laboratory
Close up of chemist scientist holding sample and examining test tube in special laboratory
science laboratory test tubes, chemical laboratory equipment. Research and develop cosmetic in lab.
Photos taken in the biotechnology laboratory focused on addressing global challenges of biosustainability, including sustainable production of food and feed, but also biochemicals and materials.
Antioxidant activity on 96 wells microplate with DPPH radical. Multichannel pipette pouring the reaction liquid under chemical hood.
plant Zea Stem C.S. under light mircoscope with white background
laboratories experiment
Close up view of a scientist's hand holding a cultivated meat sample with tweezers
Laboratory Research concept. Scientific laboratory glassware with colourful liquid.
Antimicrobial susceptibility testing in petri dish against pseudomonas aeruginosa bacteria at microbiology laboratory.
Scientist looking at a fungal culture at the laboratory - medical diagnostic concepts
Laboratory Technician, Laboratory, Pharmacy, University
Unrecognisable female scientist tests samples with a pipette in a laboratory
Scientist using micropipette or multi pipette in sample preparation for bioassay of in vitro cells on microplate, 96 well.
Microbiological research with a test tube and micropipette in hands of a laboratory worker in close-up
Backgrounds of Bacteria and Mold under the microscope in Lab.
Researcher Measuring pH Value and Total Acidity in Red Wine.
A row of test tubes with different colored liquids in them. The tubes are arranged in a row and are labeled with numbers. Concept of scientific experimentation and discovery
researchers lab work
Freshwater Closterium algae (unicellular charophyte green algae) - optical microscope x200 magnification
Scientist hand with blue gloves holding a 96-well plate with the results of a scientific test
Scientist in blue latex gloves pouring solution from pipette on glass while conducting experiment in lab
Measuring test tubes with different liquid for experiences
Laboratory testing equipment
Free Images: "bestof:Popescu, nicolae.jpg Senior Investigator Head Molecular Cytogenetics Section Laboratory of Experimental Carcinogenesis Center for Cancer Research National"
Nomada_Bidentate_Group,_Face_2016-06-27-15.34.jpg
Nomada_Bidentate_Group,_Side_2016-06-27-15.43.jpg
...And_the_Atlas_V_Clears_the_Tower.jpg
President_Bush_with_Vice_President_Cheney_and_Senior_Staff_in_the_President's_Emergency_Operations_Center_(PEOC).jpg
Vice_President_Cheney_with_Senior_Staff_in_the_President's_Emergency_Operations_Center_(PEOC).jpg
Perdita_aridella,_male,_face_2012-07-31-18.25.30_ZS_PMax.jpg
Andrena_fenningeri,_f,_face,_Pr._George's_Co._MD_2016-10-20-13.55.jpg
Dianthidium_parkeri,_right,_Cochise_Co.jpg
Homeland Security; World Trade Center; Steel Fireproofing (5941047642).jpg
New Imaging Tool is Boon to Fuel Cell Research (5880686731).jpg
Melissodes_rivalis,m,face,Lincoln_Co,_WY_2016-02-25-11.24.jpg
Dianthidium_parkeri,_back,_Cochise_Co.,_AZ_2016-09-20-10.59.jpg
Neogalerucella_calmariensis_or_N_pusilla,u,back_dry_2016-09-08-17.37.jpg
Neogalerucella_calmariensis_or_N_pusilla,u,face_wet_2016-09-08-18.00.jpg
Agapostemon_texanus.angelicus,_gynandromorph,_NM,_Hidalgo_co,_back_2016-06-08-13.43.jpg
Dianthidium_parkeri,_face,_Cochise_Co.,_AZ_2016-09-20-11.13.jpg
Agapostemon_texanus.angelicus,_gynandromorph,_NM,_Hidalgo_co,_face_2016-06-08-13.54.jpg
Bombus_fraternus,_m,_face,_Charleston_Co.,_SC_2016-09-14-11.17.jpg
Bombus_fraternus,_m,_left_side,_Charleston_Co.,_SC_2016-09-14-11.30.jpg
Bombus_fraternus,_m,_bottom_and_legs,_Charleston_Co.,_SC_2016-09-14-11.03.jpg
Melissodes_near_bimaculatus,_f,_virginia,_pulaski_county,_face_2016-12-16-13.40.jpg
Melissodes_near_bimaculatus,_f,_virginia,_pulaski_county,_side_2016-12-16-13.52.jpg
Melissodes_near_bimaculatus,_f,_virginia,_pulaski_county,_back_2016-12-16-13.31.jpg
Andrena_nigerrima,_F,_face,_South_Dakota,_Pennington_County_2012-12-13-14.23.53_ZS_PMax.jpg
Fly_FOBU_9119,_unknown,_face,_Wyoming_2012-08-30-16.02.jpg
Andrena_gnaphalii,_f,_back_2,_Santa_Barbara,_CA_2016-08-12-17.10.jpg
Lasioglossum_,_f,_propodium,_Humboldt_Co._CA_2016-04-16-00.30.jpg
Lasioglossum_2,_f,_face,_Humboldt_Co._CA_2016-04-15-23.20.jpg
Stelis_nitida,_F,_Side,_Michigan,_Keweenaw_County_2014-11-06-11.09.jpg
Stelis_nitida,_F,_Back,_Michigan,_Keweenaw_County_2014-11-06-12.59.jpg
Melissodes_confusa,_F,_Side,_UT,_Garfield_County_2014-06-17-17.09.jpg
Lasioglossum_,_f,_face,_Humboldt_Co._CA_2016-04-16-00.19.jpg
Megachile_pugnata,_f,_back,_National_Arboretum,_DC_2016-06-27-14.00.jpg
Megachile_species,_m,_south_africa,_kruger_2016-12-08-17.03.jpg
Melissodes_rivalis,m,back,Lincoln_Co,_WY_2016-02-25-11.13.jpg
Megachile_pugnata,_f,_face,_National_Arboretum,_DC_2016-06-27-14.13.43_ZS_PMax_UDR.jpg
Megachile_species,_m,_south_africa,_kruger,_side_2016-12-08-17.15.jpg
Megachile_species,_m,_south_africa,_kruger,_back_2016-12-08-17.10.jpg
Melissodes_lupina,m,back,Lincoln_Co,_WY_2016-02-25-11.48.jpg
Melissodes_lupina,m,face,Lincoln_Co,_WY_2016-02-25-12.03.jpg
Melissodes_lupina,m,side,Lincoln_Co,_WY_2016-02-25-12.14.jpg
Dianthidium_concinnum,_F,_face,_South_Dakota,_Pennington_County_2012-11-27-16.34.04_ZS_PMax.jpg
Dianthidium_concinnum,_F,_back,_South_Dakota,_Pennington_County_2012-11-27-16.25.39_ZS_PMax.jpg
Dianthidium_concinnum,_F,_side,_South_Dakota,_Pennington_County_2012-11-27-16.42.34_ZS_PMax.jpg
Andrena_caerulea,_f,_face,_Santa_Barbara,_CA_2016-08-12-16.45.jpg
Andrena_caerulea,_f,_side,_Santa_Barbara,_CA_2016-08-12-16.59.jpg
Ptilothrix_bombiformis,_m,_right_side,_Pr._George's_Co._Maryland_2016-06-16-19.30.jpg
Ptilothrix_bombiformis,_m,_back,_Pr._George's_Co._Maryland_2016-06-16-18.57.jpg
Halictus_poeyi,_female_face_2012-07-03-15.27.42_ZS_PMax.jpg
Anthidium_maculifrons,_F,_face,_Florida,_St._Johns_County_2013-01-24-14.13.16_ZS_PMax.jpg
Hylaeus_basalis,_face_2012-07-09-18.55.44_ZS_PMax.jpg
Nomia_universitatis,_F,_face,_South_Dakota,_Pennington_County_2012-11-28-14.09.08_ZS_PMax.jpg
Dianthidium_curvatum,_M,_face,_Jackson_County,_SD_2012-11-08-09.18.44_ZS_PMax.jpg
Anthidium_maculifrons,_F,_side,_Florida,_St._Johns_County_2013-01-24-14.20.49_ZS_PMax.jpg
Panurginus,_species_A,_South_Dakota,_face2_2012-08-31-23.jpg
Nomia_maneei,_M,_face,_Carolina_Sandhills_NWR,_SC_2012-11-08-16.09.12_ZS_PMax.jpg
Andrena_aliciae,_male,_face_2012-08-07-17.25.jpg
Andrena_accepta,_female,_face_2012-08-02-17.jpg
Dianthidium-simile,-female,-face_2012-06-27-16.50.05-ZS-PMax.jpg
Lasioglossum_rozeni,_F,_face,_Frederick_County,_MD_2012-09-18-15.16.jpg
Augochloropsis-anonyma,-face_2012-07-09-17.11.06-ZS-PMax.jpg
Lasioglossum-marinum,-face_2012-07-31-16.52.00-ZS-PMax.jpg
Bombus-griseocollis,-unkown,-face_2012-07-03-14.39.54-ZS-PMax.jpg
Bombus-occidentalis,-face_2012-07-26-16.24.16-ZS-PMax.jpg
Tumbler_Snapper_rope_tricks.jpg
Andrena_anograe,_female,_face_2012-08-06-15.41.48_ZS_PMax.jpg
Osmia_simillima,_face_2012-06-18-17.34.57_ZS_PMax.jpg
Euglossa_dilemma,_male,_face_2012-06-27-17.20.45_ZS_PMax.jpg
Andrena_pallidiscopa,_female,_face_2012-08-08-17.05.47_ZS_PMax.jpg
Lasioglossum_marinum,_Female,_Back,_Georgia,_Camden_County_2013-01-25-16.08.44_ZS_PMax.jpg
Photograph_of_Leaders_at_the_Head_of_the_Civil_Rights_March_on_Washington,_D.C._-_NARA_-_542002.tif
Anthophora-bomboides,-unkown,-face_2012-06-12-14.46.36-ZS-PMax.jpg
Manzanar_Relocation_Center,_Manzanar,_California._Mary_Uyesato,_trained_laboratory_assistant_at_wor_._._._-_NARA_-_538141.jpg
X-36_Being_Prepared_on_Lakebed_for_First_Flight_DVIDS708016.jpg
INEEL_58-1360_HAER_ID-33-D-64_195650pu.jpg
Supersonic_Wind_Tunnel_Test_Section.jpg
Mobile_monitoring_equipment_from_EPA's_Las_Vegas_National_Research_Center._Technician_holds_portable_air_sampler._The_two_other_instruments_measure_radiation,_May_1972.jpg
Construction_of_the_30_x_60_Foot_Wind_Tunnel_at_Langley.jpg
Wind_Tunnel_View.jpg
Beatrice_Mintz_(b._1921).jpg
Beatrice_Mintz_(b._1921).jpg
Beatrice_Mintz_(b._1921).jpg
Cyril_Ponnamperuma_(1923-1994).jpg
Photograph_of_the_Center_Section_of_the_Mural,_The_Declaration_of_Independence,_by_Barry_Faulkner,_10/27/1936.jpg
Photograph_of_the_Center_Section_of_the_Mural,_The_Constitution,_by_Barry_Faulkner,_10/27/1936.jpg
Photograph_of_the_Center_Section_of_the_Mural,_The_Constitution,_by_Barry_Faulkner,_10/27/1936.jpg
Photograph_of_the_Center_Section_of_the_Mural,_The_Declaration_of_Independence,_by_Barry_Faulkner,_10/27/1936.jpg
Photograph_of_the_Center_Section_of_the_Mural,_The_Constitution,_by_Barry_Faulkner,_10/27/1936.jpg
Photograph_of_the_Center_Section_of_the_Mural,_The_Declaration_of_Independence,_by_Barry_Faulkner,_10/27/1936.jpg
Barbara_McClintock_(1902-1992).jpg
Icing_Research.jpg
First_JATO_assisted_Flight.jpg
NACA_Aircraft_in_hangar_1953:_L-R:_Three_D-558-2s,_D-558-1,_B-47,_wing_of_YF-84A.jpg
Winter-NAO-Index.svg
NACA_Ames_7x10_Wind_Tunnel.jpg
Photograph_of_George_W._Bloomquist's_Retirement.jpg
Averzano_family,_photo_taken_1:30_P.M._March_6,_a_school_day_and_Josephine_said_she_wasn't_going_to_school_this_week_on_account_of_the_work,_March_1911.jpg
Mrs._Larocca_making_willow_plumes_in_an_unlicenced_tenement,_February_1912.jpg
She_was_working_steadily_whe_the_investigator_found_her._The_mills_seem_full_of_youngsters_who_just_happened_in_or_are_helping_sister,_December_1908.jpg
Character_study,_March_1937.jpg
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