Multiple Choice
Organisms of which group are probably most similar to ancestral arthropods?
A) Chelicerates
B) Nematodes
C) Onychophorans
D) Crustaceans
E) Trilobites
Correct Answer:

Verified
Correct Answer:
Verified
Q29: When a starfish,a type of echinoderm,is resting
Q30: What is the main difference between a
Q31: Prototherians differ from other mammals in that
Q32: Homo sapiens expanded out of Africa about
Q33: The terms "acoelomate," "pseudocoelomate," and "coelomate" refer
Q37: The chondrichthyans,including sharks,skates,rays,and chimaeras,<br>A) are hagfishes.<br>B) have
Q38: Which statement about spider webs and threads
Q39: Which group includes the fewest species?<br>A) Mollusks<br>B)
Q110: Which body part in a mollusk secretes
Q168: Bilaterally symmetrical animals can be divided into