Biology, 05.12.2019 10:31 angelvega2003
All three dna samples have different charges. all dna samples have the same (negative) charge because nucleic acids have a phosphate backbone. this negative charge is the reason that dna migrates toward the positive end of the gel
Answers: 2
Biology, 22.06.2019 11:30
Which of the following explains why a tree is often used as a model to represent the principle of common descent
Answers: 1
Biology, 22.06.2019 12:30
Which genetic disorders, caused by an extra x chromosome (xxy), is characterized by a lack of testicular development in males, effeminate features, possible mental impairment, and a thin stature?
Answers: 1
Biology, 22.06.2019 19:30
Karen is a forensic scientist whose purpose is to identify and evaluate physical evidence. which of the following tasks does she perform? a. reporting results of scientific analysis b. interviewing suspects c. questioning witnesses d. preparing victims for burial
Answers: 1
All three dna samples have different charges. all dna samples have the same (negative) charge becaus...
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