In a video conferencing call...
...I am happy to talk about my research.
...I can show live experiments or equipment, e.g. Fluoreszenzmikroskopie, Zellkultur, Proteinexpression, Molekularbiologie
...I am happy to answer questions about university and career-related questions.
...I am happy to moderate a discussion.
...I am happy to speak to others (e.g. to journalists, museums).