team of young professional doctors standing together in laboratory posing

africanamerican armscrossed asianman asianwoman attractive beautiful blackman blackwoman caucasianman caucasianwoman chemical chemistry chemists colleagues coworkers doctors handsome knowledge lab labcoats laboratory lookingatcamera multicultural multiethnic people posing professional professionaloccupation research researchers science scientific scientists selectivefocus smile smiling standing team teamwork together whitecoats work youngadults