symmetrical in many ways across a central axis
presence of a head
development from three cell layers
Answer:
symmetrical in many ways across a central axis
presence of a head
Explanation:
Right!!
The answer is B and C
B) nodes
C) polyps
D) adenoids
E) peyer patches
b.Scientists should not get involved in decisions that affect modern society.
c. Scientists cannot provide accurate information on environmental issues such as global warming.
d. Scientists provide sound scientific data to help society make informed decisions.