Diphtheria Toxin Is Produced Only by Strains of Corynebacterium Diphtheriae

question 3

Multiple Choice

Diphtheria toxin is produced only by strains of Corynebacterium diphtheriae that are infected with a particular bacteriophage.This is an example of

• A)conjugation.
• B)induction.
• C)lysis.
• D)lysogenic conversion.

---

Definitions:

Controls

In experimental research, controls refer to elements that remain constant and unchanging to ensure that changes in the dependent variable are due to the independent variable.

Sensation

The immediate response of our sensory receptors (e.g., eyes, ears) to basic stimuli such as light, color, sound, pressure, and odor.

Dendrites

Branch-like extensions of neurons that receive signals from other neurons and transmit them toward the cell body.

Synapses

The junctions between nerve cells where signals are transmitted from one neuron to another, playing a crucial role in the functioning of the nervous system.