Blog

What does quorum sensing have to do with bacterial function in a biofilm?

I am growing an organism in the lab and decide to place it 100 degrees above the maximum temperature it will grow. I check the culture and find that the organisms are not growing. What is the most likely reason they are not growing?

When a microbe is introduced to a new environment there is a brief adjustment period where the organisms are adjusting to their new environment and not actively growing. Which phase is this? 

Which of the below increases bacterial resistance to antibiotics?

A cofactor is an inorganic substance that attaches to an apoenzyme to help it function.

Which of the below are formed during the Krebs cycle?

Match the below terms to their descriptor: 

A gram-negative membrane has three layers: an outer membrane, a thin layer of peptidoglycan, and an inner membrane.

Critique Daryl’s approach to addressing Jackson’s concerns.  What did she do that was effective?  Ineffective? Mention specific behaviors/comments from the video.

How did you feel about her comment to, “test the waters.” How would you have reacted to this comment if you were Jackson? Explain.