Biology, 14.12.2019 06:31 angelita24
Electrophoresis separates dna fragments of different sizes, but this technique does not indicate which of the fragments contains the dna piece of interest. this problem is solved by select one:
a. identifying the molecular weights of the fragments in question.
b. measuring the sizes of the bands on the gel.
c. removing the bands from the gel and hybridizing with a known strand of dna complementary to the gene of interest.
d. knowing the isoelectric points of the piece in question.
e. none of the other answers
Answers: 3
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In a lab, scientists grew several generations of offspring of a plant using the method shown. what conclusion can you make about the offspring? a. they formed from meiosis and mitosis. b. they have half the number of chromosomes as their parent. c. they have low genetic variability among them. d. they will be able to reproduce only after they grow flowers.
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Electrophoresis separates dna fragments of different sizes, but this technique does not indicate whi...
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