Immune Response in biochemistry
Which of the following is in the lymph nodes of a person battling a cold virus?

All of these
Huge numbers of white blood cells
Lymph ducts that enter and exit the nodes and Lymph fluid
Trapped viruses that have been roaming the body

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Immune Response in biochemistry
If a person is vaccinated against a disease sometime in the past, which of the following is currently in your body?

All of these
A very high level of antibodies against the disease antigens
Memory B lymphocytes for the antigen of this disease organism
The disease organism itself and antigens for the disease organism

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Immune Response in biochemistry
Immunological memory is due to

long lived B cells that secrete a specific antigen
long lived B cells that secrete a specific antibody
short lived helper T cells that signal macrophage to divide
short lived macrophage that can recognize specific pathogens

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