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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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What are antigens and antibodies? how are they involved in the body’s response to incompatible blood?
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Explain the causes and effect of damage to the genetic code.
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Patrick is observing a stained slide of muscle tissue under a microscope. he observes alternating da...
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