111. Blood group which have no antibodies
112. The sound lub-dub lub-dub is produced by
113. Blood is red in colour due to the presence of ________
114. Life of red blood cells in the body is
115. The upper chambers of the heart are the
116. Purification of blood takes place in
117. Fully mature human RBCs has
118. Which of the following blood group is universal donor?
119. Human heart is made up of
120. Antigens 'A' and 'B' are absent in persons belong to blood group
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