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5 votes
Changes in the trilobite exoskeleton can be attributed to ____.

a.
changing environments
c.
inter-species mating
b.
competition for survival
d.
both a and b

User Curtisdf
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2 Answers

5 votes

It Would be D. Both a and b

User Alessandro Benassi
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4 votes
D. Both A and B is the correct answer
User Bhanupriya
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