Blog

The outer membrane of Gram negative bacteria makes the bacteria more resistant to penicillin.

What is a false statement about fimbriae and pili? (CS 7)

In the ____________________ method, components are connected from one point to another depending on the proximity of one component to another.

Which describes a difference between capsules and slime layers? (CS 5, 20a)

Which choice is a correct comparison of eukaryotic versus prokaryotic flagella? (CS 6)

DNA fingerprinting is a technique to identify bacteria that is performed by cutting the bacterial DNA with enzymes to generate a specific set of DNA fragments.

Figure 18-06 In the accompanying diagram, when the solid metal part of the disk is between the sensor and magnet, the ____________________ is shunted away from the sensor.

What is the role of iodine in the Gram stain? (CS 9)  

You are handed a slide labeled “Gram-negative, diplobacilli”.  Based on the label, what do you expect to see when you look at the slide (CS 3, 4, 9)

Why did Pasteur use an S-shaped neck (Swan Neck) in this experiment on biogenesis.  (NOTE:  questions asks WHY he used it, not what it does.)