Petri Dish with Bacterial Colonies - Scientific Illustration #180721 (License: Personal Use)

This hand-drawn image depicts a transparent petri dish filled with a yellowish agar medium, dotted with small, colored colonies representing bacterial or fungal growth. The sketch style emphasizes clarity over realism, making it suitable for textbooks, presentations, or online learning modules. The artist’s signature “© MH” appears in the lower right corner.

Commonly used in educational websites, biology lesson plans, science blogs, or lab safety guides to illustrate microbial culture concepts without requiring high-resolution photos. Matches user intent for visual aids in introductory microbiology.