The most frequent characteristics were calcification, benign or uncertain radiological appearance and a B1 (normal breast tissue) biopsy.
It is uncertain whether this appearance was caused by the convergent evolution of the originally transferred signals, or if these genes used the signals from the recipient genome.
The prediction of UTRs was uncertain before the appearance of RNA-Seq, because of the incompleteness of ESTs and the difficulty of collecting bona fide FL-cDNAs.
The male had stronger colours than the female and possessed a reddish instead of black beak, but details of a mature male's appearance are uncertain; only one male specimen is known, and it is believed to be immature.
Gibbons goes on to say that even her physical appearance is uncertain and depictions of her vary depending on whether she was to be portrayed as good or evil.
The same procedure was performed at random in some samples from heifers for verification of the method, and where the categorization of the female was uncertain based on the appearance of the uterus or the determined age of the female.
His technique, though improved over his initial appearances, was uncertain at best, with occasionally wayward pitch and shaky vibrato.
Palaeospondylus, genus of enigmatic fossil vertebrates that were very fishlike in appearance but of uncertain relationships.
Yet even days before the show, her appearance there was uncertain because of visa problems.
Television appearances, too, remain uncertain.
