832-403677 - Side view researcher biotechnology laboratory with plant test tube

832-403145 - Close up researcher laboratory

860-291422 - Earth diluted with water in order to extract the PH from the soil as part of a study on nitrogen exchanges between bacteria and the roots of legumes in the tropical forest of the "La Selva" research station in Puerto Viejo from Sarapiqui, Costa Rica

860-291420 - Earth diluted with water in order to extract the PH from the soil as part of a study on nitrogen exchanges between bacteria and the roots of legumes in the tropical forest of the "La Selva" research station in Puerto Viejo from Sarapiqui, Costa Rica

832-398530 - Young woman with mask bus

832-397717 - Vacation holidays adventure concept background, tropical island and long-tail boat with snorkeling set. Thailand

1178-42848 - Pipette dropping liquid into test tube

1350-6425 - Male scientist in a biosafety cabinet with test tubes in a laboratory. Basque Country, Spain, Europe.

1350-6424 - Mature scientist male in his 50s wearing a lab coat looking through a microscope in a laboratory. Basque Country, Spain, Europe.

832-394391 - Insect pests, larvae, with tube in a laboratory for food control, food, Freiburg, Baden-Wuerttemberg, Germany, Europe

832-394382 - Young lab technician with mouth guard and sample in tube working in a lab with refrigerator, Freiburg, Baden-Wuerttemberg, Germany, Europe

832-394384 - Tweezers with larva and tube in a laboratory with hand and laboratory glove, food control, Freiburg, Baden-Wuerttemberg, Germany, Europe

1348-5566 - Asian young girl student scientist researching and learning in a laboratory.

1348-5558 - Asian senior scientist male researching and learning in a laboratory.

1348-5563 - Asian young student scientist researching with a microscope in a laboratory.

1348-5557 - Asian senior scientist researching and learning in a laboratory.

1348-5564 - Asian young girl student scientist is writing and researching in laboratory.

1348-5560 - Asian young girl student scientist researching and learning in a laboratory.

1348-5567 - Asian young girl student scientist researching and learning in a laboratory.

1348-5561 - Asian young girl student scientist is writing and researching in laboratory.

1348-5562 - Asian man scientist researching and learning in a laboratory.

1348-5559 - Asian young man student scientist researching and learning in a laboratory.

1348-3952 - Analysis Laboratory

1178-33212 - Mixed race scientist dropping leaf in test tube

1178-33207 - Mixed race scientist pipetting liquid into test tubes in laboratory

1350-340 - Woman scientist doing experiments at a plant science lab in College Park, Maryland, USA

1350-370 - Plant tissue culture in a test tube

1350-579 - Two men examine beaker together while in lab, Beltsville, MD

1350-400 - Hands pouring water from beaker into a test tube in lab at UMCP Greenhouse

1350-394 - Syringe implement dispensing liquid in test tube

1350-339 - Scientific testing at a plant science lab in College Park, Maryland, USA

1350-393 - Syringe implement and a container of test tubes

1350-390 - Scientist conducting research in a food lab using a test tube

1178-31752 - Gloved hand holding pipette with blue liquid above test tubes

1178-31737 - Test tubes with liquids and pipette on periodic table

1178-31750 - Close-up of test tubes with green liquid

1178-31746 - Close-up of test tubes with blue liquid

1178-31753 - Blue liquid in pipette and test tubes

1178-31747 - Gloved hand holding test tube with blue liquid

1178-31748 - Pipette dropping liquid into test tube

1178-31757 - Close-up of test tubes

1178-31751 - Blue liquid in test tubes

1178-31754 - Blue liquid in pipette and test tubes

1178-31755 - Close-up of test tubes

1178-31756 - Blue liquid in pipette and test tubes

1178-31749 - Close-up of test tubes with blue liquid

1348-1861 - DNA test by sampling of buccal cells.

1348-1674 - Food concept

1348-1673 - Food concept

1348-1124 - Test ADN par pr?l?vement de cellules buccales.

1178-29680 - Bottles or test tubes in container

1178-29132 - Blue liquid in test tube inside beaker

1225-241 - A lab technician working in a laboratory in a small hospital in Nepal holds a rack of test tubes, Jiri, Solu Khumbu, Nepal, Asia

1225-247 - A young lab technician in a hospital in Nepal holds a rack of test tubes, Diktel, Khotang District, Nepal, Asia

1225-242 - A lab technician working in a laboratory in a small hospital in Nepal holds a rack of test tubes, Jiri, Solu Khumbu, Nepal, Asia

832-341332 - Stem cell research, Max Planck Institute for Molecular Genetics, scientist, cultivation of tumor stem-cells, Berlin, Germany

832-324463 - Hand in a sterile glove placing a tube of blood in a mixer in a laboratory

832-324456 - Hand in a sterile glove placing trays in a large piece of clinical equipment in a laboratory

832-322128 - Chemical laboratory at the disused ironworks Henrichshuette, industrial museum, Hattingen, NRW, Germany

832-322129 - Chemical laboratory at the disused ironworks Henrichshuette, industrial museum, Hattingen, NRW, Germany

832-314153 - DEU, Germany, Duesseldorf: Police NRW, Federal Police, technical crime investigation service. DNA analysis laboratory. |

832-286611 - Tablets and pills in a test-tube

832-29205 - white mouse

832-25567 - mice test tube

759-5628 - Diver at Torpedo Tubes at Destroyer USS Anderson, Marshall Islands, Bikini Atoll, Micronesia, Pacific Ocean