This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Proteins and Amino Acids, Subject name: Biochemistry
X chromosome belongs to which group? 
Select and explain. 
A. A, B. B, C. C, D. D
C: C
Answer: C: C 
Explanation: Ans. (c) CX chromosome belongs to group C.Different groups of chromosomesGroupsChromosomeA1-3B4-5C6-12, XD13-15E16-18F19-20G21, 22, YNote* X chromosome belongs to group C. They are submetacentric* Y chromosome belongs to group G. They are small acrocentric* The largest chromosome is chromosome 1