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An isotope has an atomic number of 8 and an atomic mass number of 18. how many neutrons does it have?
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Which of these parts of the membrane large moecules pass through it ?
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What does polymerase chain reaction (pcr) do? o a. separates dna fragments by size o b. cuts a dna sample into fragments o c. provides an overall picture of a person's chromosomes o d. makes more copies of a sample of dna
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Which statement names a physical property of wood? wood does not rustwood can burnwood can rotwood is softer than coal
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An isotope has an atomic number of 8 and an atomic mass number of 18. how many neutrons does it have...
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