answersLogoWhite

0


Want this question answered?

Be notified when an answer is posted

Add your answer:

Earn +20 pts
Q: Why is MacConkey agar an undefined medium?
Write your answer...
Submit
Still have questions?
magnify glass
imp
Related questions

Is macConkey agar defined or undefined?

Undefined.


What type of medium is macconkey agar?

types macconkey agar


Macconkey agar is a selective medium and it is also a defined or a undefined medium so why is that a formulation desirable?

This type of agar is designed to grow gram-negative bacteria. It will not grow gram-positive bacteria due to a dye in the formula of the agar.


Is EMB agar a defined or undefined medium?

undefined


Crystal violet in the MacConkey agar?

MacConkey's agar refers to a culture medium that is designed to selectively grow Gram-negative bacteria. It contains crystal violet dye, which inhibits certain Gram-positive bacteria.


What is the indicator that turns the agar medium pink with copper?

MacConkey agar contains bile salts, lactose, peptone. crystal violet dye, and neutral red dye. The agar appears a medium pink with a copper undertone.


What is the purpose of lactose in the macconkey agar?

to differentiate between the lactose fermented bacteria or non- lactose fermented bacteria


What is a Mac plate?

MacConkey Agar plate


Is macconkey agar a synthetic media?

yes


How do you grow Klebsiella pneumoniae?

MacConkey agar


Why MacConkey agar is solid at room temperature while MacConkey broth remains Liquid at room Temperature?

MacConkey agar is solid at room temperature because it is a gel-like polysaccharide. Broth that has 1.5 percent agar in it and is heated up will become a liquid.


What is the name of the acide base color indicator found in MacConkey agar?

Lac+ bacteria is acid base color indicator that lowers the pH of the MacConkey agar. The MacConkey agar contains neutral red dye, lactose, peptone, and crystal violet dye.