2024 years
analysis
analyzing
baby boys
biology
caucasian appearance
chemist
chemistry
coat
concentration
development
device
discovery
dish
dna
doctor
equipment
examine
examining
experiment
health
healthcare
instrument
laboratory
looking
man
medical
medicine
microbiology
occupation
paper
pen
petri
premature
professional
report
research
researcher
science
scientific
scientist
specimen
student
study
technician
technology
two people
white
woman
worker
working
young women