wldfire61821
14.11.2020 •
Biology
In separating DNA for genomic analysis, do scientists need to consider RNA contamination during the cell lysis step of a DNA extraction?
a) yes, because DNA will combine with RNA
b) no, because DNA separates the supernatant
c) yes, because the protease destroys the DNA
d) no, because the RNA does not affect the DNA
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Ответ:
The first filial generation is Tt, Tt, tt, tt
Explanation:
The gene Tt seperate to yield two alleles "T" and "t"
The gene tt seperate to yield two alleles "t" and "t"
Then, each of the alleles goes into each space on the side and top. On crossing, the space would contain Tt, Tt, tt and tt