Fossils of a species of bear are found in layer 5. Which layer is most likely to
have organisms that lived at the same time as the bear species?

Layer 4

Explanation:

the law of superposition states that in any undisturbed sequence of rocks deposited in layers the youngest layer is on the top and the oldest on bottom

[content deleted] - user123802726recklesschicken

i think its control and coordinate because im pretty sure thats what tissue does and the joints are what control movement and then your skeletal/ bones provides portection. hope that .