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Biology, 21.06.2019 19:30
Which of the following statements is true? 1. the mantle of the earth is made of solid nickel and iron. 2. the crust of the earth is made of solid nickel and iron. 3. the inner core is made of solid nickel and iron.
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Biology, 21.06.2019 20:00
What are two reasons for why a species might disappear from the fossil record?
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Biology, 22.06.2019 03:30
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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Biology, 22.06.2019 04:30
The nursing instructor has been observing nursing students initiate an iv infusion. which action(s), if made by the nursing student, indicates that further instruction is needed? (select all that apply.) the nursing student:
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How an individual could test negative for an active SARS-CoV-2 infection and positive for SARS-CoV-2...
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