PLEASE HELP IDK IM GONNA FAI

In your own words, explain the role of the digestive, endocrine, and excretory systems in maintaining homeostasis.

Drag the correct tiles to the image. not all tiles will be used. the diagram is a schematic representation of the electron transport mechanism in mitochondria. label the diagram to complete the model.

What are the two main phases of a cell cycle

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