Answer:
i would go with b
Explanation:
Both are based on variation, heredity and selection, but how these appear and work differ. Biological evolution is unconscious, opportunistic and not goal-directed, while cultural evolution is conscious, at best planned, and can have a goal.
4. gene
5. transcription
6. translation
I don't understand, what is the question you're supposed to answer?
Answer: a. increased energy efficiency