Pipette tip with a droplet of clear liquid over an Eppendorf test tube in a gloved hand. - Stock Photo & Image

Pipette tip over an Eppendorf test tube in a gloved hand

Scientist filling test tube science lab

Scientist filling test tube science lab

Pipette tip with a droplet of clear liquid over an Eppendorf test tube in a gloved hand.

Pipette tip with a droplet of clear liquid over an Eppendorf test tube in a gloved hand.

Pipette tip with a droplet over a rack of test tubes. Close up. Blue toning.

DNA sample preparation: researcher's gloved hand holds an Eppendorf test-tube with a filtering column dropping a buffer solution to a sample

Pipette tip with a droplet of clear liquid over a rack of Eppendorf test tubes

Researcher works with a rack of Eppendorf test tubes

Close-up of tweezers loading test tubes with sampled DNA for polymerase chain reaction. Blue toned image

Gloved hand of tecnician loading test tubes with sampled DNA for polymerase chain reaction

Researcher works with a rack of Eppendorf test tubes

Close-up of PCR reactor hotplate with array of test tubes containing sampled DNA for polymerase chain reaction.

Pipet tip with a droplet over a cromatographic glass vial with one milliliter orange liquid inside, between blue-red plastic caps.