241. In a DNA molecule, the rule of base pairing is:
A. Adenine always bound with thymine and cytosine with guanine
B. Adenine always bound with cytosine and thymine with guanine
C. Adenine always bound with guanine and cytosine with thymine
D. Adenine always bound with uracil and cytosine with guanine
E. None of these
242. Man belongs to the family:
A. Felidae
B. Hominidae
C. Mammalia
D. Primataceae
E. None of these
243. Deficiency of vitamin C in the human body causes a deficiency disease called:
A. Beriberi
B. Night Blindness
C. Rickets
D. Scurvy
E. None of these
244. Which of the following diseases is not waterborne?
(A) Influenza
(B) Typhoid
C) Cholera
(D) None of the above
245. Which are the varieties of WBCs?
(A) Monocytes
(B) Neutrophils
(C) Basophils
D) All of the above
246. How many bones are there in a leg?
(A) 25
(B) 27
(C) 29
D) 30
247. Who discovered the Stethoscope?
(A) Louis Pasteur
(B) Sigmund Freud
(C) Ian Bell
D) Laennec
248. Study of cancer is called?
A) Oncology
(B) Etymology
(C) Entomology
(D) Biopsy
249. Insulin was discovered by which of the following?
(A) F. G. Banting
(B) Ian Banting
(C) Alexander Fleming
D) Newton
250. Who discovered vitamins?
(A) Alexander Fleming
(B) Ian Banting
(C) Louis Pasteur
D) Funk
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