Preview 8 out of 38 Flashcards
In the lab, you observe that a mucous sheet produced by the endostyle in the pharynx of an animal traps the microscopic food particles in the water. What animal are you observing?
In the lab, you observe that a mucous sheet produced by the endostyle in the pharynx of an animal tr...
tunicate
Which group includes mammals, birds, and reptiles but excludes all other chordates?
Which group includes mammals, birds, and reptiles but excludes all other chordates?
Amniotes
Which of the following statements about tunicates is incorrect?

Tunicates are nonvertebrate chordates.
Tunicates are all marine animals.
Tunicates are sessile as adults.
Tunicate larvae are tadpole-like with all of the basic chordate characteristics.
Tunicate larvae can reproduce.
Which of the following statements about tunicates is incorrect?

Tunicates are nonvertebrate chordat...
Tunicate larvae can reproduce.
Which one of the following does not match a component of the amniotic egg with its primary function?

shell—porous, protective covering
chorion—exchange of respiratory gases; retention of water
amnion—encloses embryo within an oxygen-filled cavity
allantois—segregates nitrogenous wastes from embryo
yolk sac—provides food for the embryo
Which one of the following does not match a component of the amniotic egg with its primary function?...
amnion—encloses embryo within an oxygen-filled cavity
All of the following features are true of primates except

they are mammals with grasping fingers and toes.
they belong to the order containing lemurs, monkeys, and apes.
they have binocular vision.
young are born as embryos and complete development in an external pouch.
All of the following features are true of primates except

they are mammals with grasping fingers an...
young are born as embryos and complete development in an external pouch.
In terms of number of species, the most successful terrestrial vertebrates that invaded the air are
In terms of number of species, the most successful terrestrial vertebrates that invaded the air are
birds
Because of its association with tools, the earliest human was called _________ meaning "handy man."
Because of its association with tools, the earliest human was called _________ meaning "handy man....
homo habilis
DNA studies can be used to make all of the following conclusions except that
DNA studies can be used to make all of the following conclusions except that
Modern man remained changeless for the last 1 million years.