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What are three substances that the embryo needs to grow and one substance it needs to excrete
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When analyzing tree rings, what do scientists assume a thin ring indicates?
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The similarities of organisms in which two areas numbered above provide the best evidence for common ancestry between organisms in both locations?
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Ayoung boy has been found and police are trying to locate his family they take a dna sample from him and begin collec dna samples from families who have missing children if police use dna samples only from the fathers, which type of dn technology can they use to identify the boy's parent? y-chromosome analysis omtdna (mitochondrial dna) analysis vntrs (variable tandem repeats) o pcr (polymerase chain reaction) analysis
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What are three substances that the embryo needs to grow and one substance it needs to excrete...
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