Скачать или смотреть Why is agar used for solidifying culture media?

Question:
Why is agar used for solidifying culture media?

Options:
A. It does not affect the growth of bacteria.
B. It does not add to the nutritive properties of the medium.
C. The melting and solidifying points of agar solution are not the same.
D. All of the above.

Answer:
D. All of the above.

🌟 Neutral Growth Medium: Agar does not interfere with bacterial growth, ensuring microorganisms grow without external chemical influences.

🍽️ Non-Nutritive: Agar is non-nutritive, meaning it does not provide additional nutrients that might affect experimental results.

🔥❄️ Unique Thermal Properties: Agar has distinct melting and solidifying points, melting around 85°C and solidifying at about 32-40°C, making it ideal for maintaining a stable medium.

🧫 Perfect Solidifier: These properties make agar an excellent choice for solidifying culture media in microbiological studies.