A a) Identify structure A. b) What group of animals does this organism belong to? c) Name one characteristic that these organisms share with chordates.

What type of body symmetry does this creature have? Group of answer choices A. bilateral B. ribbitical C. none - asymmetrical D. radial

In which of the following taxa would you find tidal ventilaiton of the respiratory medium? A) Hagfish B) Chodrichthyes C) Lampreys D) Aves E) Both A and D

According to a cladistically-based classification system, tarsiers are: A. Prosimians, partly because of their nocturnal habits and small body size B. Prosimians, partly because of the presence of a tapetum lucidum and a rhinarium C. Strepsirrhines, partly because of the presence of rhinarium and vomeronasal organ D. Haplorhines, partly because of their partial post-orbital closure and fused frontal bones

9. In which of the following taxa would you find a foramen of Panizza? A) Crocodile B) Lungfish C) Bird D) Mammal E) Amphibian F) Turtle

Which of the following is the correct classification for the following chordate animal: This is a vertebrate that does not have a jaw.  An example is the Hagfish which has a cartilaginous skull and skeleton.   Question 30 options:   a)  Urodela / Salamanders   b)  Eutharia   c)  Superclass Agnatha   d)  Birds    e)  Anura / Frogs   f)  Monotreme   g)  Class Osteichthyes   h)  Class Chondrichthyes   i)  Reptiles (non avian)   j)  Marsupial   k)  Cephalochordata

The only living group of mammals that lay eggs rather than give birth to live young are called: A) marsupials B) monotremes C) placentals D) eutherians

Number 31

4) What makes Archeopteryx an important fossil evolutionarily? A)This species has a mix of characters that suggest it was a "transitional" species between two large groups, dinosaurs and birds. B)This species is the oldest known, universally agreed upon, fossil of life, and therefore tells up what the common ancestor to all living things might have been like. C)This species has a mix of characters that suggests is was a "transitional" species between two large groups, fish and amphibians. D)This species is thought to be the last common ancestor between chimps and humans, and therefore is the root of our own specific group (homonins).