Which Worm Has No Body Cavity

Q10: Which evolved first, plants or animals? What

Q35: Which arthropod subgroup includes the centipedes?<br>A)Arachnids<br>B)Crustaceans<br>C)Insects<br>D)None of

Q39: Which chordate trait evolved first?<br>A)Skeleton hardened with

Q40: What do snake scales,dog fur,and eagle feathers

Q42: The radial symmetry of adult echinoderms could

Q43: All vertebrates have _.<br>A)hair<br>B)a skull<br>C)four limbs<br>D)scales

Q44: Which group of fishes evolved first?<br>A) Ray-finned

Q52: How do bony fish regulate buoyancy?<br>A) With

Q60: The echinoderms are most closely related to

Q68: In terms of food collection, what is