Scientist hand holding a test tube. Biochemistry laboratory research. Scientist in the laboratory conducts research, test, medical research.

Name: Scientist hand holding a test tube. Biochemistry laboratory research. Scientist in the laboratory conducts research, test, medical research.
Uploaded: 2019-01-22
Duration: 10 s
Channel: alexpunker
Description: Scientist hand holding a test tube. Biochemistry laboratory research. Scientist in the laboratory conducts research, test, medical research.