How many days of sunlight are in the aquatic ecosystem?

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

The carrier molecules of the electron transport system are located in the

What is the correct order of cell division? include what happens in each phase