Bacterial Strain a Contains a Plasmid

question 68

Essay

Bacterial strain A contains a plasmid. Bacterial strain B does not. When the bacteria are incubated together in a broth culture strain B cells containing the plasmid can be isolated. Devise an experiment to determine what type of gene transfer process is involved.

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Definitions:

Antibodies

Proteins produced by the immune system in response to foreign substances, known as antigens, to neutralize or destroy them.

Immune System

The body's defense system composed of organs, tissues, cells, and proteins that works together to protect the body against pathogens, including viruses, bacteria, and foreign bodies.

Immunization

The process by which a person is made immune or resistant to an infectious disease, typically by the administration of a vaccine.

Pertussis

Also known as whooping cough, a highly contagious bacterial infection of the respiratory tract characterized by severe coughing spells that can interfere with breathing.