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Organisms exhibit a diversity of behaviours, which include (clockwise from upper left), foraging and
The cells of eukaryotes (left) and prokaryotes (right)
Thoracentesis. A needle is inserted between the ribs to withdraw fluid from the pleural sac at the b
An intra-aortic balloon pump increases circulation to the coronary arteries and decreases the worklo
Thumb web–forearm stimulation. Using the thumb and finger of your left hand, squeeze the webbing ...
(a) The characteristic karyotype of Klinefelter syndrome. (b) The young man (left) in these photos h