Describe the number of cells in an autotroph

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

Which term describes a normal value for something in the body? a.homeostasis b.set point c.feedback loop d.integration center

What is usually (but not always) related to the metabolic processes of living organisms in its organic form?