B. New substances are formed. In a chemical reaction, the starting molecule must be changed or turn into another. For example: rusts that form in a tin can is a chemical reaction. The iron in the can combines with the oxygen in the atmosphere, creating rust (iron oxide), which is a different substance.
Answer:
variations says it all...
The relationship between planets and moons are: moons are natural objects that orbit planets, while planets orbit the sun
The answer to your question is,
Adenine (A), Guanine (G), Cytosine (C), and Thymine (T).
-Mabel <3
Answer:
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