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Biology, 25.11.2019 20:31, elizebeth4501
Scientists can perform a process called polymerase chain reaction in the lab to copy dna inside a test tube. this method is part of creating a dna fingerprint of a suspected criminal. cells from the suspect's cheek are placed into a tube. they are popped open, and all the proteins and lipids are removed from the solution. the strands of dna are separated by heating, and polymerase is added to copy the dna. what necessary component of dna replication has been left out of this description?
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Biology, 22.06.2019 03:00, elishaheart21
Which statement best describes the relationship between an allele and a gene? question 1 a. an allele is a variation of a gene that can be expressed as a phenotype. b. an allele is the part of a gene that attaches to messenger rna molecules. c. an allele is a segment of a dna molecule that controls replication of a gene.
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Biology, 22.06.2019 08:00, rcmhargoux9546
Which best example best demonstrates the importance of having knowledge of evolutionary relationships? a. illustration of a plant b. organ transplantation between species c. blood donation from a human d. do you need sequence of an insect.
Answers: 1
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Scientists can perform a process called polymerase chain reaction in the lab to copy dna inside a te...
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