How many nitrogen atoms are present in a molecule of creatine?
A) 1
B) 2
C) 3
D) 4
C
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A world map drawn so that the size of each country is the reflection of its population rather than its size is called
A) a Mercator projection. B) a standard land-area map. C) a conic projection. D) a cartogram.
What were the various theories about the age of the Earth? How did these theories lead to advances in
science and new discoveries? What will be an ideal response?
Which of the following is true of the monomeric units which react to form Kevlar?
A) They are both 1,4-disubstituted benzene derivatives. B) They are both 1,3-disubstituted benzene derivatives. C) They are both 1,2-disubstituted benzene derivatives. D) None of the above is true.
In spite of the long hours of daylight in polar regions, why are summers are quite cool?
What will be the ideal response?