1. The dominant terrestrial predators during the CretaceousPeriod (towards the end of the late Mesozoic Era) werecharacterized by all of the following traits except:
A. a partial four-chambered heart with an incompleteinterventricular septum
B. two pairs of post-orbital fenestrae in the skull
C. jaw muscles attached to an extendable mandible
2. Which lophotrochozoan phylum in the animal kingdom hasmuscles, nerves, an excretory system, a digestive system, and acirculatory system with hemoglobin, but no deuterostomedevelopment?
A. phylum Platyhelminthes
B. phylum Cnidaria
C. phylum Porifera
D. phylum Annelida
E. phylum Urochordata
D. reproduction by means of an amniote egg
E. one pair of post-orbital fenestrae in the skull
1. The dominant terrestrial predators during the Cretaceous Period (towards the end of the late Mesozoic Era) were chara
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1. The dominant terrestrial predators during the Cretaceous Period (towards the end of the late Mesozoic Era) were chara
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