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Providing immunity by injecting the body with a weakened form a pathogen is known as
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Which of these is true of the cytoplasm of an unfertilized egg? a. it is an unevenly distributed mixture of mrna, proteins, organelles, and other substances. b. it does not contain substances that are important in directing development. c. these substances are supplied by the sperm. d. it does not contain substances that are important in directing development. e. development is directed solely by the surrounding cells. f. it is a homogeneous mixture of mrna, proteins, organelles, and other substances. g. it does not contain substances that are important in directing development. h. these substances are produced by the dna of the fertilized zygote.
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Biology, 22.06.2019 14:00, stephaniedoffing
The law of thermodynamics states that energy can't be created or destroyed. to natural sources of energy on earth are the
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Explain the role of different kinds of cells present in the blood....
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