Option 3
Tissues perform specialised functions, depending on their location in the body.
Answer:
Because that is when oil and other harmful fumes to ecosystems first started appearing, and they did not care about animals back then as much, an example could be when they sprayed pesticides to kill weeds but instead almost killed a huge bird population. Most marine animals did not start dying and becoming endangered species until we did many oil spills into the ocean.
Explanation:
hope this helped i want to be a marine biologist when i graduate uwu
Answer:
The mechanism of hearing. Sound waves enter the outer ear and travel through the external auditory canal until they reach the tympanic membrane, causing the membrane and the attached chain of auditory ossicles to vibrate.
The cell theory consists of the rule that all living things must contain cells. The stuffed animal (since it is nonliving) has no cells. More evidence to prove this is that the stuffed animal comes from a manufacturer not other cells.
Skeletal muscles are CELLS formed by skeletal muscle tissue, and the tissue is made up of skeletal muscle ORGANS. Hope that helps :)