Before the evolution of complex nervous systems, animals with very simple nervous systems, such as the nerve nets of cnidarians, could engage in the following behaviors EXCEPT:
A) finding a mate.
B) obtaining food.
C) choosing a suitable habitat.
D) regulating internal body functions.
E) sensing chemical cues in the environment.
Correct Answer:
Verified
Q3: An embryologist is looking at a cross-section
Q4: When an environmental stimulus is received, the
Q5: Which of the following statements is TRUE?
A)All
Q6: Which group contains animals with a nerve
Q7: Approximately how many nerve cells does a
Q9: Squid (shown in Figure 35.3) are predatory
Q10: A young girl walking along the beach
Q11: What do all bilaterians have in common?
A)symmetrical
Q12: Echinoderms are descended from bilaterians, but many
Q13: All multicellular organisms have a nervous system.
Unlock this Answer For Free Now!
View this answer and more for free by performing one of the following actions
Scan the QR code to install the App and get 2 free unlocks
Unlock quizzes for free by uploading documents