In the photo below,what does the arrow indicate?
A)bottom of A layer
B)top of B layer
C)top of A layer
D)top of O layer
E)bottom of O layer

Name: In the photo below,what does the arrow indicate? A)bottom of A layer B)top of B layer C)top of A layer D)top of O layer E)bottom of O layer
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Question

In the photo below,what does the arrow indicate? 
A)bottom of A layer 
B)top of B layer 
C)top of A layer 
D)top of O layer 
E)bottom of O layer

Quizplus · Accepted Answer

The Answer of In the photo below,what does the arrow indicate? 
A)bottom of A layer 
B)top of B layer 
C)top of A layer 
D)top of O layer 
E)bottom of O layer

In the Photo Below,what Does the Arrow Indicate