The answer is letter A. evolution always improves organisms. Darwin did not state this idea because he observed that even if evolution happened to species, there were some species that failed to adopt on the new environment. The other choices are his ideas of natural selection which states that an organism can survive if it has heritable traits that can adopt with the environment.
Answer: I would pick scenario 3.
Explanation:
It talks about a relevant factor in a local state. More and more trees are being chopped down today. This can make a community lack natural and fresh air.
Answer:
I'm going to say C. Brown and Rainbow. Please let me know if I am wrong.
Explanation:
Brown and Rainbow have the most lines that are similar compared to the others.
Cells, tissue, organs, organ systems