Female scientists or doctor are testing drugs to prevent and destroy new strains of the virus through microscope. Researching and experimenting for effective chemicals. COVID-19 Night time. - Banco de fotos e imagens

African american female doctor microbiologist using microscope with vacuum tubes for samples with COVID 19 infection atypical pneumonia virus in laboratory.

Female scientist working in modern lab. Doctor making microbiology research. Laboratory tools: microscope, test tubes, equipment. Coronavirus covid-19, bacteriology, virology, dna and health care.

Professional african american woman microbiologist or medical worker use test tube filling with blood and microscope writing research results in the laboratory.

Positive african american female scientist or medical in lab coat holding test tube with reagent, laboratory glassware containing chemical liquid. Microscope, Biochemistry laboratory research.

Positive african american female scientist or medical in lab coat holding test tube with reagent, laboratory glassware containing chemical liquid. Microscope, Biochemistry laboratory research.

Science, chemistry, technology, biology and people concept - young african american scientist with test tube and microscope making research in clinical laboratory.

Young scientist african american woman lab technical service holding flask with lab glassware and test tubes in chemical laboratory background, science laboratory research and development medicines.

Female scientist testing experiment in a science lab where she holding scientific test tube full of chemical substance. The researcher is analyzing medicine related innovation. Microbiology concept.

Young beautiful African American girl doctor in a white coat with a stethoscope. sitting at a table with reagent flasks on white background. Female lab assistant studying blood sample for analysis.

Female scientist testing experiment in a science lab where she holding scientific test tube full of chemical substance. The researcher is analyzing medicine related innovation. Microbiology concept.

Young beautiful African American girl doctor in a white coat with a stethoscope. sitting at a table with reagent flasks on white background. Investigator checking test tubes

Young beautiful African American girl doctor in a white coat with a stethoscope. sitting at a table with reagent flasks on white background. Investigator checking test tubes

Yong african male scientist working with test tubes wearing lab coat working in laboratory while examining biochemistry sample in test tube and scientific instruments.

African American girl doctor in a white coat with a stethoscope. sitting at a table with reagent flasks on white background. Researcher researching in the laboratory.

Young beautiful African American girl doctor in a white coat with a stethoscope. sitting at a table with reagent flasks on white background. Investigator checking test tubes

Female doctor microbiologist using microscope with vacuum tubes for samples with COVID 19 infection atypical pneumonia virus in laboratory.