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DAT BIOLOGY TEST QUESTIONS WITH THE CORRECT ANSWERS
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DAT BIOLOGY TEST QUESTIONS WITH THE CORRECT ANSWERS
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DAT BIOLOGY TEST QUESTIONS WITH THE CORRECT ANSWERSAn organism is found during a biopsy of lung tissue. It is determined to belong to the genu
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s Streptococcus and is known to cause tuberculosis. What type of organism is this? -
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correct answer-Bacteria
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A botanist has discovered a new plant and notes that it is predominantly found in its game
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tophyte form. Which category does this plant most likely belong to? - correct answer-
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Bryophyte
In the fetal circulatory system, the ductus venosus allows blood to bypass? -
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bcorrect answer-Liver b
What would be the expected outcome if the acrosome of a mature sperm failed to develo
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p? - correct answer-Inability to penetrate zona pellucida
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IgA - correct answer-
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Found in muccous, salivia, tears, and breast milk. Protects against pathogens
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IgD - correct answer-Part of the B cell receptor. Activates basophils and mast cells
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IgE - correct answer-Protects against parasitic worms. Responsible for allergic reactions
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IgG - correct answer-
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Secreted by plasma cells in the blood. Able to cross the placenta into the fetus
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IgM - correct answer- b b b
May be attached to the surface of a B cell or secreted into the blood. Responsible for early
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bstages of immunity. b b
Which process immediately follows the penetration of the corona radiata by sperm? -
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correct answer-Acrosomal reaction
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