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Health and Social Care Excretion in Humans Auditory and Vestibular Neurology Human Body Prehabilitation and Conditioning Microbes and Infectious Disease Cardiovascular and Respiratory Homeostasis and Disease Human Organ System Reproduction in Human Beings Components of Food Ankle, Foot, & LL - Injuries Geriatrics Effect of Exercise on Cardio Respiratory System & Muscular Cellular and Sexual Reproduction

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Immunology › View

The graph shows the antibody levels in the blood after a person has been exposed twice to the same pathogen. With regard to this pathogen we can conclude that

A. the person has a deficient immune response.

B. the virulence of the pathogen increased between the first and second exposures.

C. antibodies are only produced after a second exposure to the pathogen.

D. memory cells for antibodies against the pathogen exist at the time of the second exposure.

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Hematology › View

First stage in which the pink color associated with hgb can be seen

A. prorubricyte

B. rubricyte

C. metarubricyte

D. polychromatic erythrocyte

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