Which adaptations do llamas possess to enable them to live at higher elevation?
A) Smaller hearts
B) Bigger lungs
C) Lower numbers of red blood cells per unit volume of blood
D) Both a and b
E) Both b and c

Question

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The Answer of Which adaptations do llamas possess to enable them to live at higher elevation?
A) Smaller hearts
B) Bigger lungs
C) Lower numbers of red blood cells per unit volume of blood
D) Both a and b
E) Both b and c

Which Adaptations Do Llamas Possess to Enable Them to Live