integument
• dark-like homozygotes heterozygous for yellow have much darker dorsal hair than mice heterozygous for both mutations, placing dark-like downstream of agouti transcription
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pigmentation
• dark-like homozygotes heterozygous for yellow have much darker dorsal hair than mice heterozygous for both mutations, placing dark-like downstream of agouti transcription
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growth/size/body
• mice heterozygous for yellow are obese and longer than normal to the same degree regardless of being wild-type or homozygous for dark-like
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