Help please it’s a midterm and I’m stuck

Layers of rock containing fossils, like the layers illustrated here, are most likely composed of rocks.

Why is the structure of molecule important to its function?

1) describe the physical layout of the ocean floor ? 2) explain how the dumbo octopus swims differently than other octopus species and why this would be an advantage in the aphonic zone . 3) why are the types of organisms that live at each underwater hot vent so dramatically different ?