analyze
bearded
biotechnology
busy
chemistry
colleagues
darkhaired
diagnostic
dna
dna test
doctor
examine
experimental
genetic
genetic research
glassdropper
indoors
investigation
involved
lab coat
laboratory
make notes
man
medical sample
microbiology
microorganism
microscope
modification
molecular biology
occupation
place of work
research
science
scientist
scrutinize
sterile
technician
technology
virology