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Beneath the Skin › ViewWhat are the upper most chambers of the heart called?
A. Ventricles
B. Atriums
C. Valves
D. Veins
Biotechnology › View
Which is the primary purpose of using restriction enzymes in gel electrophoresis?
A. It allows the strands of DNA to be cut into various lengths for testing
B. It restricts the number of base pairs that can be tested in a sample
C. It makes the testing simpler by moving the strands into the gel faster
D. It charges the DNA strands