Answer:
Planet A: Mars
Planet B: Earth
<em>Explanation</em>:
I got it right on Edge 2020, your welcome :)
If a repressor protein attaches to the operator, RNA polymerase cannot proceed to transcribe key enzymes needed by the organism. This can be seen in the trp operon in E .coli bacteria.
Answer:
b.nuclear energy to heat energy to electrical energy
True because you will grow in size as you get bigger
