Gel electrophoresis separates the DNA fragments

according to
a. their length.
b. their mass.
c. their speed of travel through the gel.
d. the number of nucleotides in the fragment.
e. all of these.


Answer: e

Biology & Microbiology

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Indicate whether the statement is true or false

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Totipotent human stem cells can apparently be obtained only from:a

bone marrow. b. umbilical cords. c. cancer patients. d. zygotes. e. gametes

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Which of the following is/are TRUE when describing cholecystokinin (CCK)?

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