Uring a trip to the galapagos islands, which observation led charles darwin to suspect that organisms change over time? island finches were able to breed with mainland species. island finches resembled mainland finches, but were not the same species. island finches resembled extinct species from other islands around the world. island finches did not have beaks of the same size and shape.

Iwill mark brainliest and all that sha-bang. what is the function of the endocrine system? a. control longer term response in the body. b. transmit messages throughout the body. c. remove waste from the body. d. all of the above

Ineed to get this test done which of the following statements is correct in hour our immune system responds to a potential pathogen? a.) the skin will be the first line of defense, and then the many phagocytes in the bloodstream will attempt to consume the possible pathogen. b.) b cells will start reading the antigen code immediately and call t cells to assist in destroying the pathogen. c.) the adapted immune system will call on the innate immune system to destroy the pathogen. d.) the t-cells in the adapted immune systems are the first to recognize the pathogen

Identify the structure in organisms that do not have kidneys that is adapted to regulate water balance