D. marble i know this because i just had a test on this!
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: No proteins will be made if tRNA cannot bind to mRNA
Explanation:
