Katerina Holmes

Free Structure of Infusoria organism drawn on whiteboard with markers in classroom of school Stock Photo

Free to use

Scheme and structure of organism on whiteboard

Katerina Holmes

More like this

Anatomy Biological Science Biology Cell Illustration Chalkboard Cilia Ciliate Classroom Contractile Vacuole Diagram Education Educational Eukaryotic Fine Structure Food Vacuole High School Infographic Knowledge Lab Learning Lecture Life Science Microbe Microbiology Microscopic Nucleus Oral Groove Organism Paramecium Paramecium Anatomy Paramecium Caudatum Paramecium Technical Drawing Protozoa School Science Scientific Illustration Simple Organism Study Material Teaching Teaching Aid Training Unicellular University Whiteboard

Free Crop African American woman explaining structure of Ciliate to diverse kids at whiteboard in classroom Stock Photo

Free Students engage in a biology lesson, exploring cell structures on the whiteboard. Stock Photo

Free Students analyzing biology lesson on whiteboard about Paramecium anatomy. Stock Photo

Free African American female teacher pointing on whiteboard while explaining lecture to classmates during lesson Stock Photo

Free Cheerful African American woman asking multiracial teenagers question in classroom with whiteboard with scheme of bacteria Stock Photo

Free Close-up image depicting the detailed structure of fungal hyphae under a microscope. Stock Photo

Free Top view of round and oval shaped cardboard appliques representing assorted germs on green background Stock Photo

Free Teacher and students in a biology class discussing paramecium, fostering interactive learning. Stock Photo

Free Close-up image of fungal hyphae and spores under a microscope, showcasing microbiological structures. Stock Photo

Free Teenager focuses on biology diagram at the whiteboard, illustrating cellular parts. Stock Photo

Free Side view of ethnic teenage writing words on whiteboard and studying biology in classroom Stock Photo

Free High-resolution microscope image showing various cellular structures and organisms. Stock Photo

Free Crop African American woman explaining structure of Ciliate to diverse kids at whiteboard in classroom Stock Photo

Free Students engage in a biology lesson, exploring cell structures on the whiteboard. Stock Photo

Free Students analyzing biology lesson on whiteboard about Paramecium anatomy. Stock Photo

Free African American female teacher pointing on whiteboard while explaining lecture to classmates during lesson Stock Photo

Free Cheerful African American woman asking multiracial teenagers question in classroom with whiteboard with scheme of bacteria Stock Photo

Free Close-up image depicting the detailed structure of fungal hyphae under a microscope. Stock Photo

Free Top view of round and oval shaped cardboard appliques representing assorted germs on green background Stock Photo

Free Teacher and students in a biology class discussing paramecium, fostering interactive learning. Stock Photo

Free Close-up image of fungal hyphae and spores under a microscope, showcasing microbiological structures. Stock Photo

Free Teenager focuses on biology diagram at the whiteboard, illustrating cellular parts. Stock Photo

Free Side view of ethnic teenage writing words on whiteboard and studying biology in classroom Stock Photo

Free High-resolution microscope image showing various cellular structures and organisms. Stock Photo

Free Crop African American woman explaining structure of Ciliate to diverse kids at whiteboard in classroom Stock Photo

Free Close-up image of fungal hyphae and spores under a microscope, showcasing microbiological structures. Stock Photo

Free Cheerful African American woman asking multiracial teenagers question in classroom with whiteboard with scheme of bacteria Stock Photo

Free High-resolution microscope image showing various cellular structures and organisms. Stock Photo

Free Teacher and students in a biology class discussing paramecium, fostering interactive learning. Stock Photo

Free Students analyzing biology lesson on whiteboard about Paramecium anatomy. Stock Photo

Free African American female teacher pointing on whiteboard while explaining lecture to classmates during lesson Stock Photo

Free Side view of ethnic teenage writing words on whiteboard and studying biology in classroom Stock Photo

Free Top view of round and oval shaped cardboard appliques representing assorted germs on green background Stock Photo

Free Students engage in a biology lesson, exploring cell structures on the whiteboard. Stock Photo

Free Teenager focuses on biology diagram at the whiteboard, illustrating cellular parts. Stock Photo

Free Close-up image depicting the detailed structure of fungal hyphae under a microscope. Stock Photo

Free Crop African American woman explaining structure of Ciliate to diverse kids at whiteboard in classroom Stock Photo

Free Close-up image of fungal hyphae and spores under a microscope, showcasing microbiological structures. Stock Photo

Free Cheerful African American woman asking multiracial teenagers question in classroom with whiteboard with scheme of bacteria Stock Photo

Free High-resolution microscope image showing various cellular structures and organisms. Stock Photo

Free Teacher and students in a biology class discussing paramecium, fostering interactive learning. Stock Photo

Free Students analyzing biology lesson on whiteboard about Paramecium anatomy. Stock Photo

Free African American female teacher pointing on whiteboard while explaining lecture to classmates during lesson Stock Photo

Free Side view of ethnic teenage writing words on whiteboard and studying biology in classroom Stock Photo

Free Top view of round and oval shaped cardboard appliques representing assorted germs on green background Stock Photo

Free Students engage in a biology lesson, exploring cell structures on the whiteboard. Stock Photo

Free Teenager focuses on biology diagram at the whiteboard, illustrating cellular parts. Stock Photo

Free Close-up image depicting the detailed structure of fungal hyphae under a microscope. Stock Photo

Where stories come together.

Download on iOSiOS Download on AndroidAndroid

Pexels

Free Stock Photos
Free Videos
Popular searches
Collections
Challenges
Leaderboard
Other plugins & apps

Company

About
Blog
Help Center
Report content
Become a Hero
Partner with Pexels
Image & Video API

Free Stock Photos
Black and white photography Happy birthday images Free business videos Happy new year images Cool wallpapers Best HD wallpapers Galaxy wallpaper Lock screen wallpaper iPhone wallpaper 4K wallpaper Samsung wallpaper Love wallpaper Mobile wallpaper

© 2025 Pexels

Terms of Use Privacy Policy License Imprint Cookies Policy