Two identical twin boys had different fingerprints. This ...
Two identical twin boys had different fingerprints. This proves that
the fingerprint is a sex-linked character
the genotypes of the twins are similar
the phenotypes of the twins are similar
there are morphological variations
there are physiological variations in the twins
Correct answer is D
Morphological variation includes aspects of the outward appearance i.e shape, structure, color, pattern, and size.
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