Question | Answer |
chordates are ____ | vertebrates |
Vertebrates have 2 or more sets of ___ genes | hox |
Vertebrates produce ____ crest cells | neutal |
neutal crest cells originate from the ____ chord | nerve |
vertebrates are not ____ feeders | suspension |
Pharyngeal slits become modified to form ___ slits in many aquatic vertebrates | gill |
_____ was a suspension-feeder
also produced a large _____, eyes, and gills | hicooella, brain |
Clade gnathostomia are vertebrates with ____ and _____skeletons | jaws, mineralized |
Jaws increase _____ opportunities | feeding |
Jaws most likely evolved from 3rd and 4th ____ bars in g________ ancestors | gill,gnathostome |
______- Line systems sense ______ in surrounding water | lateral,vibrations |
some sharks are oviparous which means they ... | lay eggs |
some sharks are oviviparous have eggs nourish young, but they hatch _____ mother’s body | inside |
some sharks are vivaparous which means their young are nourished through a _____ and are born young | placenta |
_____are gnathostomes with limbs and have necks | tetapods |
Tetrapod bodies evolve from _____-_____ fish | lobe-finned |
amphibians include frogs and toads, salamanders, and ____ | caecilians |
amniotes are animals that produce ____ eggs | amniotic |
an amniotic egg has a _____ shell and ___ specialized membranes inside. | waterproof,4 |
_____ reptiles must use behavior to modify body temperature | ecothermic |
Archaeopteryx is one of the most famous
____ in the world | fossils |
Birds evolve from a group of _____ dinosaurs | theropod |
amniotes with ____ allows for endothermy | hair |
amniotes with mammary glands produce milk rich in____ and ____ to nourish young | fats,proteins |
with heterodonty _____(body part) are modified for different functions | teeth |
_____ are derived from synapsid ancestors | mammals |
mammals have ___(#) inner ear bones derived from jaw bones | two |
monotremes are _____(type of birth) mammals | egg laying |
Viviparous young are born early in development and
finish development in ______ (pouch) | marisupium |