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The Living World 8th Edition by George Johnson
النسخة 8الرقم المعياري الدولي: 978-0078024214The Living World 8th Edition by George Johnson
النسخة 8الرقم المعياري الدولي: 978-0078024214 تمرين 6
Adaptations in reptiles do not include
A) an amniotic egg.
B) a layer of scales on the skin.
C) middle ear bones.
D) modifications to the respiratory system.
What are the advantages for reptiles of having their eggs covered with a leathery outer shell? Given these advantages, why do you suppose eggs with a hard outer shell evolved in birds?
A) an amniotic egg.
B) a layer of scales on the skin.
C) middle ear bones.
D) modifications to the respiratory system.
What are the advantages for reptiles of having their eggs covered with a leathery outer shell? Given these advantages, why do you suppose eggs with a hard outer shell evolved in birds?
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The key adaptations found in reptiles th...
The Living World 8th Edition by George Johnson
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