Biology, 09.06.2021 14:00 ruffnekswife
Why is a “DNA extraction” performed prior to any other form of testing? And, is it required?
Question 2 options:
1)
Yes it is required; it is used to estimate the quality and quantity of a DNA sample
2)
No it is not required; It breaks the cell membranes and can degrade DNA
3)
Yes it is required; it is how we determine if the DNA profile is male or female
4)
Yes it is required; It breaks open the cells and releases DNA
5)
No it is not required in all cases; it is only used to remove a biological stain from clothing
Answers: 1
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In what for do plants utilize nitrogen? why do they need nitrogen?
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Biology, 22.06.2019 04:50
Consider the classification levels of a human. eukarya ,animalia ,chordata ,mammalia ,primates, hominidae ,homo ,sapiens .which is the most specific taxonomic level in the classification system above? a sapiens b homo c hominidae d primates
Answers: 1
Why is a “DNA extraction” performed prior to any other form of testing? And, is it required?
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