Question

The banding patterns of chromosomes $3$ and $6$ of man and chimpanzee show that

• A. they have common origin
• B. they have different origin
• C. they have similar blood groups
• D. they have same number of chromosomes

Answer 1

Answer: (A)

they have common origin

Answer 2

Among the primates, chimpanzee is the closest relative of present day humans.
It is supposed that man and chimpanzee have common origin because banding pattern in the autosome number $3$ and $6$ of both are similar, RNA content of diploid set is similar and DNA of man shows more than $90\%$ similarities with chimpanzee.