DairyTreeseologist!!! asked:

1. What is the chordate subphylum of suspension-feeding marine animals?

2. Which of the following is NOT a derived character of craniates? A) Neural crest in embryonic development B) Heart w/at least 2 chambers C) cephalization w/sencsory organs

3. Which is not in the same lineage as the others? Lizards, Birds, Dinosaurs, Crocodiles, Pterosaurs

4. What describes the earliest mammals? A) large, herbivorous B) large, carnivorous C) small, insectivorous D) small, herbivorous E) small, carnivorous
I think it’s C but I’m not sure, I’m just guessing…

5. Marsupials fill in the niches that eutherians fill in other parts of teh world because……?
I have no idea what the heck this question is asking… I don’t understand!!!
6. What is closely associated w/language development? A) 4 clusters of Hox genes B) gene duplication involving Dlx genes C) reduced sexual dimorphism and postnatal care D) FOXP2 gene E) shorter hinged jaws and a hole in the skull behind each eye socket through which jaw muscles pass

7. In accordance w/the model of mosaic evolution A) biogeography explains the adaptive radiation of many groups B) erect posture preceded the enlargement of the brain in human evolution C) modern humans evolved in parallel in diff. parts of the world D) modern humans 1st evolved in Africa and later dispersed to other regions E) the rapid expansion of H. sapiens may be tied to the evolution of human cognition, including symbolic thought, language, and complex tool construction

THANKS!!!!!