You Are a Volunteer for Nurses Without Borders and Are

question 1

Multiple Choice

You are a volunteer for Nurses Without Borders and are being sent on a humanitarian mission. You are somewhat concerned because you have learned from the CDC website that antibiotic-resistant Haemophilus influenzae is common in the country to which you are being sent. This encapsulated, Gram-negative bacterium can cause a variety of illnesses, including community-acquired pneumonia. You do some research on the genetics of this pathogen.
-Which of the following statements is CORRECT regarding transformation?

• A) DNA is transferred from one bacterial cell to another by means of a bacteriophage.
• B) Transformation is the uptake of "naked" DNA from the environment.
• C) Transformation involves the formation of a sex pilus through which plasmid DNA is shared between bacteria.
• D) Transformation depends on a donor cell containing an F plasmid and a recipient cell that does not.
• E) Transformation is a process that depends on physical contact between two bacterial cells.

---

Definitions:

Hemispheric Dominance

A process in which one hemisphere becomes stronger and more adept than the other.

Synaptogenesis

The process by which neurons form synapses with other neurons, enabling the transmission of signals in the nervous system.

Myelination

The formation of a fatty sheath around the axons of neurons, which improves the speed and efficiency of electrical impulses in the nervous system.

Synaptic Pruning

The process by which extra neurons and synaptic connections are eliminated to increase the efficiency of neurotransmission in the brain.