In a particular species of octopus, long arm length is completely dominant over short arm length. if an octopus of this species has long arms, what is its genotype?

The genotype of an octopus is DD or Dd if an octopus of this species has long arms. DD genotype gene is defined as a linkage marker for an etiologic mutation at or neat the angiotensin-converting enzyme gene and has been associated with increased risk for the development of coronary artery disease. The genotype is DD or Dd.

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