Examlex
Which of the following structures contains an alkyne?
Instructor
A person who teaches something, especially in an educational institution, through lessons, lectures, or demonstrations.
Lev Vygotsky
Lev Vygotsky was a Soviet psychologist known for his work on cognitive development, particularly the sociocultural theory that emphasizes the role of social interaction in the development of cognition.
Art Teacher
An educator specialized in teaching the concepts, techniques, and history of art.
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