187 free biochemistry photos from Freerange

A reagent bottle containing acetic acid.

Bottle of acetic acid and the molecular structure.

A close-up of a glowing DNA double helix with a blurred colorful background symbolizing genetic research and biotechnology

A GC column, vial, and syringe.

DNA - Genetics - Genes

Lab Equipment - Laboratory Instruments

Chemistry of thin layer chromatography with plate, solvent and samples.

A bottle of glacial acetic acid .

Mold growing on a petri plate.

Science image for research and education.

This image features a high-resolution, 3D rendering close-up of spherical blue bacteria cells with smaller cell structures attached, on a dark background

A bottle of glacial acetic acid with a volumetric flask and a beaker.

Medical Research - Medical Innovation - Medicine - Healthcare - MedTech

Beaker containing a solution.

Science image for research and education.

A bottle of methanol with its chemical structure.

Reagent bottles, burette and flask.

Bunsen Burner in a chemistry laboratory.

Bottles containing acid and base.

Analog pH meter with electrode, pH 7 and 4 buffers.

Science image for research and education.

An isolated sintered glass crucible.

Test tubes in a glass beaker.

Combustion reaction using sucrose to produce caramel and steam.

Chemistry glassware showing the concept of acid and base chemistry.

Scientists or researchers look at multicolor test tubes in science labs. Science, chemistry, biology concept.

A triple beam balance used to measure the mass of materials.

A bottle of concentrated hydrochloric acid.

Reagent bottle and chemical structure of distilled water.

Syringe, vial, and GC capillary column used for separating volatile molecules.

Blood Samples - Blood Tests - Medical Tests

Science experiment with plant leaves in laboratory

Scientist using microscope in laboratory with test tube background. Medical healthcare technology and pharmaceutical research and development concept

Four reagent bottles containing hydrochloric acid, ammonium hydroxide, and acetic acid.

Microscope Closeup at Laboratory

Beaker containing a solution.

A triple beam balance used to measure the mass of materials.

A micropipetter and tip used for transferring small volumes of liquid.

Science image for research and education.

Two reagent bottles containing hydrochloric acid, acetic acid and their molecular models.

Amber and clear vials.

Science image for research and education.

A bottle containing nitric acid.

Medical Doctor Performing DNA Analysis and Sequencing - Illustration

Blue and red litmus paper showing an acid solution.

Mitochondria stained.

Healthcare Professional Analyzing Samples with Microscope

Taping the cover on a chemical storage bottle to prevent vapor leakage.

Pipetting liquid into an ELISA plate.

Lab Equipment - Laboratory Glassware