What does an ecosystem’s nonliving surroundings include? (Select all that apply.) water
sun
soil
bacteria

Place the steps tor the formation of the enzyme pepsinogen in correct order

Biology 1c cumulative exam i need awsners

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