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Immunological memory accounts for: Group of answer choices the observation that some strains of the pathogen that causes dengue fever cause more severe disease than others the ancient observation that someone who had recovered from the plague could safely care for those newly diseased the human body's ability to distinguish self from non-self the ability of a helper T cell to signal B cells via cytokines
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What is a general feature of a species that varies from one individual to the next (skin tone,eye color or hair color)? a.organism b.trait c.character
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An uncomfortable feeling in the ears when descending in an airplane is caused by changes in air pressure on the: a. inner ear b. middle ear c. eardrum d. hammer/anvil
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This diagram shows how seed plants are grouped. which is the missing label? bryophytes angiosperms pteridophytes monocots
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Consider this microscopic image of bacteria, which bacterial form is shown in the image?
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Immunological memory accounts for: Group of answer choices the observation that some strains of the...
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