Answer:
I think the answer would be A
The statement is true, the competitive exclusion principle states that two organisms cannot fill similar niches.
Answer:
the process whereby organisms better adapted to their environment tend to survive and produce more offspring. The theory of its action was first fully expounded by Charles Darwin and is now believed to be the main process that brings about evolution.
Answer: Even though the allele is recessive it is passed down from parent to child and if both parents have the recessive allele it is possible the child will have sickle cell as it is inherited.
Explanation: