WorksheetsCloser 5.2.22 Gel Electro
Total questions: 11
Worksheet time: 9mins
In preparation for an electrophoresis procedure, enzymes are added to DNA in order to
convert the DNA into gel
cut the DNA into fragments
change the color of the DNA
produce longer sections of DNA
A student performed a gel electrophoresis experiment. The results are represented in the diagram
below. Compared to the fragments at the top of the gel, the fragments at the lower end are
larger, and move slower
larger, and move faster
smaller, and move faster
smaller, and move slower
Which chemicals are used to cut DNA into fragments for a gel electrophoresis procedure?
enzymes
molecular bases
hormones
ATP molecules
This technique used to analyze DNA involves the
synthesis of new DNA strands from subunits
separation of DNA fragments based on size
production of genetically engineered DNA molecules
removal of defective genes from DNA
Once DNA has been extracted from the nucleus of a cell, it is exposed to ______ ______ that act like biochemical scissors to cut the DNA.
restriction enzymes
gel agarose
clotting factors
electric shock
