Investigators examined the expression of transporter mrna and protein produced in zebrafish homozygous for each of the alleles and found the results summarized below (+ = present, − = absent). does the allele associated with light color appear to be altering transcription or translation? mrna protein dark-color zebrafish allele + + light-color zebrafish allele − − source: r. l. lamason et al. 2005. science 310: 1782−1786. investigators examined the expression of transporter mrna and protein produced in zebrafish homozygous for each of the alleles and found the results summarized below (+ = present, = absent). does the allele associated with light color appear to be altering transcription or translation? mrna protein dark-color zebrafish allele + + light-color zebrafish allele source: r. l. lamason et al. 2005. science 310: 17821786. translation transcription