Adenine always pairs with Thymine. (DNA)
Guanine always pairs with Cytosine.
(DNA)
*In the (RNA) Adenine pairs with Uracil (U).
-A and T
-C and G
-T and A
-G and C
-G and C
-G and C
-T and A
-A and T
-C and G
-T and A
Frogs do have lungs but they are small and rarely used, frogs mostly take in moisture through the skin in process called cutaneous gas exchange.
Answer:
sorry I don't know the answers
It would be B.pyramid of numbers
Hope this helps
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