What piece of information was most useful in determining the relationship among the anole species?     Toepads     Habitat     Limb Length     DNA It's not Limb Length

To what subclass does this animal belong? Theria Metatheria Protheria Mammalia Ornitheria

Male sword evolves. Female sensory bias evolves. 16.8 Xiphophorus: David McIntyre, courtesy of Exotic Fish and Pet World, Southampton, MA. 16.8 Priapella: Courtesy of Dbr/ Wikipedia. Swordtail fishes Priapella Xiphophorus d Priapella d Select the all statements that are true about the swordtail phylogeny above. Priapella forms a monophlyetic group with sword tail fishes. The common ancestor of Priapella and Xiphophorus evolved female sensory bias. Female sensory bias is a synapomorphy of Priapella and Xiphophorus and their common ancestor. Male sword is a synapomorphy of Priapella and Xiphophorus and their common ancestor.

which characteristics would describe Collembola? check all that apply   Abdominal appendage present No abdominal appendage Mouthparts hidden within head Mandibulate mouthparts Antennae with more than 8 segments Antennae with less than 8 segments No prolegs on the abdomen No visible evidence of wings Wings present 6 legs