A. 14 Nov
B. 11th December
C. 15th October
D. 1st July
A. 1939
B. 1958
C. 1981
D. 1978
A. 200
B. 250
C. 350
D. More than 630
A. Anemia
B. Goiter
C. Night blindness
D. Rickets
A. Charles Darwin
B. Gregor Mendel
C. J.B. Lamarck
D. Weismann
A. Heart
B. Liver
C. Lymph nodes
D. Bone marrow
A. 42
B. 44
C. 46
D. 48
A. 60-80 db
B. 45-60 db
C. 100-120 db
D. 25-45 db
A. a serious ailment itself
B. an indication of something that may be
ignored
C. something that helps us fight sickness
D. something that may cause other
complications
A. right atrium
B. left-atrium
C. right ventricle
D. left ventricle