Complementary DNA (cDNA) is a DNA copy of a messenger RNA (mRNA) molecule produced by reverse transcriptase, a DNA polymerase that can use either DNA or RNA as a template.
The answer to the question is that it is
The correct answer to your question would be Erythema, I hope this is correct and helps you out.
Answer:
cellular resperation; ATP;energy;digestive system;circulartory ;energy; glucose; water; carbon dioxyide ; mitocondria
Explanation: