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pkclary pkclary
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6 years ago
Which evolutionary innovation was most significant in helping tetrapods move to dry terrestrial environments?
A) the lung
B) the amniotic egg
C) bone
D) limb specialization
E) endothermy
Textbook 
Biological Science, Canadian Edition

Biological Science, Canadian Edition


Edition: 2nd
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adamdidthisadamdidthis
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6 years ago
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pkclary Author
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6 years ago
Thank you, thank you, thank you!
Alina01978
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Yesterday
Thanks
momochiime
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2 hours ago
Helped a lot
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