Which of the following statements is generally true of aneuploidies in newborns ? O An aneuploidy resulting in the deletion of a chromosome segment is less serious than duplication . Monosomy X is the only viable monosomy known to occur in humans Amonosomy is more frequent than a trisomy . Human aneuploidy usually conveys an adaptive advantage in humans .​

the cladogram shown here shows similarities and differences among several classes of vertebrates. anatomically, the four have limb structure as their common ancestor. we might separate the mammals from the other three classes because they a) divergent; do not lay eggs b) identical; are warm-blooded c) varied; a four chambered heart d) homologous; have mammary glands