Dont answer if your not 100% sure its correct which of the following is used as evidence in supporting the idea that life changes over time? a) the big bang theory b) the existence of homologous structures c) the similarity in body systems such as nervous and circulatory system d) time period in which the embryo develops

Study the picture of the ocean. which is the best example of an organism’s niche shown in the picture? a. the environment contains several of the same species of coral. b. the shallow area of the ocean meets the needs of the coral and the fish. c. the ocean has fish and coral that live in the same area. d. the coral take in food from the water and provide shelter for the fish.