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Close up view a dslr lens contacts and lens mount. the contacts and mount play crucial roles in facilitating communication between the camera body and the interchangeable lens
New capsule endoscopy camera, an advance technology used to record internal images of the gastrointestinal tract for use in medical diagnosis.
Antibiotic resistance testing. Selective focus show the inhibition zone of Ofloxacin (OXF) antibiotic on microbial colony.
Capsule with gears. Medicine research concept
Isolated minoxidil chemical molecule structure in the white background 3d rendering
A molecular model of the flavonoid Quercetin.  An antioxidant and anti-inflamatory, it is used as a nutritional suplement.  It is commonly found in many fruits and vegetables and is a significant chemical component of tea.  Isolated on white.
Safety glasses isolated on white. High resolution photo. Full depth of field.
Safety Glass Over White Background
Structural chemical formula and molecular structure of hydrogen peroxide(H2O2). Chemical structure model: Ball and Stick. 3D illustration.
In vitro bacterial culture
A petri dish with common yeast and bacteria colonies.
3D realistically coloured hexagonal shapes of connected spheres, background with copy space. Futuristic illustration design template for scientific presentation. Molecular business, science, teamwork concept.
Folic acid, folate molecule. It is known as vitamin B9. Molecular model. 3D rendering. Illustration
Chain or ribbon diatom, a type of algae.
bike reflector path isolated on white
Empty Safety Glass Frame Over White Background
Carbon dioxide (formula CO2) is a colorless, odorless gas. It is formed in the process of breathing. Chemical structure model: Ball and Stick. 3D illustration.
Close-up shot of a petri dish for checking an antibiotic in the laboratory.
Science background with molecule or atom
A molecular model of Bisphenol A or BPA.  It is a common building block in the production of many epoxy resins and plastics including polycarbonate plastic. As such it is present in a huge range of food packaging and household products. There are now concerns about its health effects, particularly its effect on children, infants and fetuses.   Isolated on white.
Contact lens case and tweezers set.
3d render.  Smart glasses  isolated on white background.
Squalane is a hydrocarbon derived by hydrogenation of squalene. 3d illustration
Food supplement capsules with oil - omega 3, vitamin A or E
Safety glasses on color background, top view
omega 3 pill, Oil filled capsules (softgel) of food supplements: fish oil, omega 3, omega 6, omega 9, vitamin A, vitamin D3,
Yohimbine(quebrachine), is an indole alkaloid. C21H26N2O3. Chemical structure model: Ball and Stick + Balls + Space-Filling. 3D illustration.
Pair of safety goggles on a background
Construction protective glasses on white background isolation
camera lens  close up detail
Free Images: "bestof:Hypothesized Mechanisms of Bovine lens LAP and PepA.png en In this mechanism the bicarbonate ion acts as a general base For LAP-A R1 could be the R group of"
P450cycle.svg
Design_Analysis_of_the_Boeing_B-17G_Flying_Fortress.png
Balkans Animation 1800-2008.gif
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portugues-sexo_alemão-sex_ingles-sex_africano-seks_russo-ÑекÑ_albanes-sex_chines-性別_bulgaro-ÑекÑ_croata-spol_gales-rhyw_coreano-섹스_frances-sexe_japones-セックス_filandes-sukupuolesta_arabe-الجنس_prontos_ai_tens_em_15_linguas_a_p.jpg
Hypothesized Mechanisms of Bovine lens LAP and PepA.png
Proposed LAP-A active site.png
Proposedmechanismforbglii.gif
Canarios_Negro_benes.jpg
HQ._FEAF,_TOKYO-Col._John_K._Arnold_Jr._(right),_Montgomery,_Ala.,_is_escorted_by_Col._Herbert_R._Volin,_Tokyo_Air..._-_NARA_-_542291.tif
Earth's Fullness by Ralph Stackpole, granite, 1929-1932 - San Francisco Stock Exchange, 155 Sansome Street, San Francisco, CA - DSC04622.jpg
Earth's Fullness by Ralph Stackpole, granite, 1929-1932 - San Francisco Stock Exchange, 155 Sansome Street, San Francisco, CA - DSC04623.jpg
The_Quarterly_journal_of_the_Geological_Society_of_London_(13860052655).jpg
IonPairMechanism.png
ArgininosuccinaseMechanism2.tif
HM Mechanism.gif
Modern lipid hypothesis of mechanism of general anesthesia.png
Dihydrolipoyl transacetylase mechanism.png
US_Navy_100618-N-9964S-008_Sailors_participate_in_a_Motorcycle_Rodeo_at_Naval_Station_Norfolk_by_riding_a_lap_around_the_base_on_their_motorcycles.jpg
Socialist_circle_in_Bucharest,_1892.jpeg
Cycling_trials_150313-N-OU290-449.jpg
US_Navy_080606-N-9860Y-004_Members_of_the_Marine_Aviation_Training_Support_Group_53_color_guard_lead_the_opening_lap_of_cancer_societies_around_the_Oak_Harbor_Middle_School_track.jpg
An_Auckland_Regimental_pipe_band_with_canine_mascot,_France.jpg
US_Navy_061202-N-1595A-004_A_child_sits_on_Santa's_lap_while_getting_her_picture_taken_during_the_annual_Children^rsquo,s_Holiday_Party_at_Naval_Base_San_Diego.jpg
Davenport Fig 3.jpg
Photograph_with_caption_"Form_for_foundation,_showing_shoring_of_3"_triple_lap_sheeting._Railrway_Bridge_No._5._June..._-_NARA_-_282334.tif
Whack_the_Jap_on_the_back_of_his_lap^_Let's_go_-_everybody_-_keep_`em_firing^_-_NARA_-_534760.tif
Whack_the_Jap_on_the_back_of_his_lap^_Let's_go_-_everybody_-_keep_`em_firing^_-_NARA_-_534760.jpg
Photograph_with_caption_"Form_for_foundation,_showing_shoring_of_3"_triple_lap_sheeting._Railrway_Bridge_No._5._June..._-_NARA_-_282334.jpg
Blind_toddler_being_held_on_the_lap_of_an_older_sister,_China,_ca.1917-1923_(IMP-YDS-RG224-OV1-0000-0055).jpg
Acetic-acid-dissociation-2D-curly-arrows.png
Marine_Private_First_Class_Douglas_Lightheart_(right)_cradles_a_30-caliber_machine_gun_in_his_lap,_while_he_and_his..._-_NARA_-_532538.tif
Action in Groton DVIDS293127.jpg
StateLibQld 1 242840 Montague and Henry Stanley and their families.jpg
US_Navy_100120-N-7090S-931_A_Sailor_acts_as_a_road_guard_as_the_students_march_to_their_weekly_general_military_training_at_the_Basic_Enlisted_Submarine_School_at_Naval_Submarine_Base_New_London,_Conn.jpg
French_-_Virgin_and_Child_-_Walters_71243_-_Three_Quarter.jpg
French_-_Virgin_and_Child_-_Walters_71243.jpg
French_-_Virgin_and_Child_-_Walters_71243_-_Left.jpg
French_-_Virgin_and_Child_-_Walters_71243_-_Right.jpg
Pendleton_Act_(1883)_2_of_2.jpg
Pendleton_Act_(1883)1of_2.jpg
E2 14tBuchexCl.png
StateLibQld 1 94480 Family group making music on the verandah at Spring Creek Station, 1900-1910.jpg
Gaja_Lakshmi.jpg
US_Navy_110228-A-0566T-347_A_member_of_the_Belize_Special_Assignment_Group_climbs_a_ladder_to_secure_an_area_as_Ens._Brendon_Hamm_acts_as_a_safety.jpg
NaturalHistoryReviewVol4p70.jpg
Act_of_June_2,_1924,_Public_Law_68-175.jpg
French_-_Virgin_and_Child_(from_Marcigny)_-_Walters_71286.jpg
USMC-1100805-N-SY711-051.jpg
E01883No.2SquadronAFC1918.jpg
Oryuk-Do_Naval_Base-090312-N-1113S-290.jpg
Oryuk-Do_Naval_Base-090312-N-1113S-197.jpg
US_Natl_Industrial_Recovery_Act.jpg
Colorado_River_Relocation_Center,_Poston,_Arizona._Left_to_Right,_Mr._and_Mrs._Tom_Yanai_of_Post_._._._-_NARA_-_537295.tif
John_S._Mills.jpg
Colorado_River_Relocation_Center,_Poston,_Arizona._Left_to_Right,_Mr._and_Mrs._Tom_Yanai_of_Post_._._._-_NARA_-_537295.jpg
The_Union_Hotel._-_NARA_-_297890.jpg
Hopi_girls_learning_to_sew,_Arizona,_ca.1898_(CHS-4611).jpg
Hopi_basket_weaver,_Koch-ye-amp-se,_at_Mishongnovi,_Arizona,_ca.1897_(CHS-4739).jpg
Koch-i-vent-i-wa,_a_Hopi_man_making_moccasins_at_Oraibi,_ca.1898_(CHS-4583).jpg
Navy Surgeon General visits NHCL 160204-N-PV210-031.jpg
AnnaPrashan (Anna Prashan) - Hindu First Rice Eating Ceremony.JPG
PSKApr1400M(DN-ST-89-08524).jpg
US_Navy_050107-N-3211R-022_Secretary_General_of_the_United_Nations_Kofi_Annan_holds_a_press_conference_after_touring_parts_of_Indonesia.jpg
US_Navy_081230-N-4962F-042_Seabees_practice_various_rope_rescue_techniques_during_a_training_evolution.jpg
US_Navy_081230-N-4962F-077_Seabees_practice_various_rope_rescue_techniques_during_a_training_evolution.jpg
US_Navy_081230-N-4962F-079_Seabees_practice_various_rope_rescue_techniques_during_a_training_evolution.jpg
Photograph_of_Representative_Gerald_R._Ford,_with_Wife_Betty_and_Sons_Michael_and_John_"Jack,"_Sitting_at_the_Kitchen..._-_NARA_-_186875.tif
Photograph_of_Thomas_Ford_Holding_Infant_Richard_Ford,_Half-Brothers_to_Gerald_R._Ford,_Jr._-_NARA_-_186905.tif
Photograph_of_Gerald_R._Ford,_Jr.,_with_His_Half-Brothers_Tom_and_Dick_and_Grandmother_Adele_Ayer_Gardner,_on_the..._-_NARA_-_186944.tif
Photograph_of_Gerald_R._Ford,_Jr.,_with_His_Half-Brothers_Tom_and_Dick_and_Grandmother_Adele_Ayer_Gardner,_on_the..._-_NARA_-_186945.tif
Photograph_of_Representative_Gerald_R._Ford,_Jr.,_with_Betty_Ford_and_Their_Children,_Sitting_at_the_Dining_Room..._-_NARA_-_187004.tif
Iraqi_Boy,_Girl_Scouts_meet_Texas,_Georgia_Scouts_via_video_teleconference_DVIDS143293.jpg
Medical_response_131120-N-KL846-059.jpg
Iraqi_Boy,_Girl_Scouts_meet_Texas,_Georgia_Scouts_via_video_teleconference_DVIDS143294.jpg
USMC-1100805-N-SY711-009.jpg
USS Ronald Reagan is moored in Apra Harbor, U.S. Naval Base Guam. (29951082926).jpg
A Sami Family, Norway WDL2626.png
US_Navy_110507-N-PK678-031_Brig._Gen._Charles_L._Hudson_presents_a_flag_flown_over_the_Explosive_Ordnance_Disposal_Memorial_to_the_family_of_an_exp.jpg
Photograph_of_Betty_Ford_Holding_Infant_Son,_John_"Jack"_Ford,_in_her_Arms_while_Michael_Ford_Plays_at_a_Small_Table..._-_NARA_-_186876.tif
Seabees_build_patio,_tear_down_walls_121214-N-VN372-001.jpg
Seabees_build_patio,_tear_down_walls_121214-N-VN372-004.jpg
US_Navy_070428-N-1226D-038_USS_Bonhomme_Richard_(LHD_6)_enters_U.S._Naval_Base_Guam_for_a_routine_port_visit.jpg
US_Navy_040706-N-9885M-094_A_U.S._Marine_armored_personnel_vehicle_is_off-loaded_from_a_Landing_Craft_Air_Cushion_(LCAC).jpg
US_Navy_040706-N-9885M-196_A_Landing_Craft_Utility_(LCU_1632)_drops_it_gate_during_a_beach_landing_as_USS_Belleau_Wood_(LHA_3)_Expeditionary_Strike_Group_(ESG)_transfers_equipment_in_support_of_Operation_Iraqi_Freedom_(OIF).jpg
US_Navy_090214-N-9671T-159_SS_Iwo_Jima_(LHD_7)_pulls_into_port_in_Kuwait.jpg
US_Navy_110920-N-VM928-002_The_amphibious_assault_ship_USS_Boxer_(LHD_4)_arrives_at_Joint_Base_Pearl_Harbor-Hickam_for_a_scheduled_port_visit.jpg
120828-N-YG591-126.jpg
Ford_B0726_NLGRF_photo_contact_sheet_(1976-07-17)(Gerald_Ford_Library).jpg
Mary_E._McDowell_154006v.jpg
Soldiers_in_Tarmiyah_provide_'for_common_defense'_-_Troops_'promote_general_welfare'_of_each_other_DVIDS126567.jpg
Secretary_of_the_Army_Visit_DVIDS20204.jpg
CLB_MEMORIAL_SERVICE_DVIDS19712.jpg
Medical response 131120-N-KL846-027.jpg
US_Navy_070410-N-9604C-007_Amphibious_assault_ship_USS_Bonhomme_Richard_(LHD_6)_departs_Naval_Base_San_Diego,_for_a_six-month_deployment.jpg
US_Navy_050618-N-4658L-109_The_nuclear-powered_aircraft_carrier_USS_Nimitz_(CVN_68)_moors_in_Apra_Harbor,_Guam.jpg
US_Navy_040719-N-2101W-001_USS_Kitty_Hawk_(CV_63)_gets_underway_from_its_homeport_at_Yokosuka_Naval_Base,_Japan.jpg
US_Navy_040719-N-2101W-004_USS_Kitty_Hawk_(CV_63)_gets_underway_from_its_homeport_at_Yokosuka_Naval_Base,_Japan.jpg
US_Navy_040719-N-2101W-005_USS_Kitty_Hawk_(CV_63)_gets_underway_from_its_homeport_at_Yokosuka_Naval_Base,_Japan.jpg
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