Please please help ! The results of gel electrophoresis are shown below, with four different strands of DNA labeled.
electrode
II
Il kolle
The
Which strand of DNA is the shortest?
O A. 1
O B. 3
C. 2
O D. 4

Patricia is told by her physician that her body and brain chemistry have physically adapted to the drug and that she has become dependent on the tranquilizers prescribed for her by another doctor.

Approximately percent of the energy created by cell metabolism is used by the body to carry on its normal functions, such as respiration, digestion, reproduction, muscular movement, circulation, and cellular regrowth.

Stephen is a student who wants to test his knowledge of medical terminology. which option could he use?