A scientist is handling a petri dish with a red agar medium, using a swab to transfer or culture bacteria in a laboratory setting. The person is wearing gloves for safety and precision. Laboratory equipment is visible, including a container and an electronic instrument in the background.
A scientist is handling a petri dish with a red agar medium, using a swab to transfer or culture bacteria in a laboratory setting. The person is wearing gloves for safety and precision. Laboratory equipment is visible, including a container and an electronic instrument in the background.

Biology education resources.