What are 2 extinct species that share a close close evolutionary relationship withPump backHumpback whales

What would be the most likely result if the ph of the stomach were increased to 5

Need an answer asap 45 points and brainlest to the first person to answer why do scientific theories, such as biological and chemical evolution, represent the strongest explanation of the changes observed in the fossil record. must be in sentence form how can scientific theories on evolution and the fossil record change over time? must be in sentence form

What organ systems are working to you cool down after a workout?