Medium arc shot of female Caucasian laboratory assistant having consultation with male Caucasian professor sitting at desk in wheelchair at daytime
Full shot of female Caucasian assistant standing next to male professor sitting in wheelchair discussing something and looking at computer screen at daytime
Young professor explaining graph to diverse students in classroom
High angle of female Biracial lab worker showing results in tablet to male Caucasian coworker sitting in wheelchair in laboratory at daytime
Medium shot of Caucasian female chemist sitting at desk typing something on laptop keyboard in laboratory at daytime
High angle focus on male Caucasian professor sitting at desk in laboratory typing something on keyboard looking at computer screen with cells and molecules on
Medium long of two female Caucasian laboratory assistants wearing medical uniform talking sitting and standing by desk at daytime
High-angle medium of male Biracial and two female Caucasian scientists wearing work uniform standing by desk in laboratory at daytime, having conversation
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Close up of Caucasian female professor helping to student with hard task and explaining something while pointing at the blackboard. Students
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Caucasian female student writing test at college and professor helping her and explaining something. Teacher talking with girl at seminar at
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Young Caucasian girl student writing test at college and professor helping her and explaining something. Teacher talking with female
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Caucasian female young professor helping to student with exercise or test task. At lesson. Examination concept. Teacher explaining something