a) egg
Biology, 21.11.2019 06:31 tamiyahtapp
At which stage shown below does the frog use both skin and lungs for gas exchange
a) egg
b) tadpole
c) tadpole with legs
d) adult frog
Answers: 3
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Which statement correctly describes a way that mutations increase the likelihood that a species will survive in a changing environment
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At which stage shown below does the frog use both skin and lungs for gas exchange
a) egg
a) egg
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