Science is based on the feature of "<span>detailed research with reliable sources" among many other things. It is crucial that the tests can be repeated with the same results. </span>
Answer: respiratory system
Explanation:
The respiratory system is the network of organs and tissues that help you breathe. It includes your airways, lungs and blood vessels. The muscles that power your lungs are also part of the respiratory system. These parts work together to move oxygen throughout the body and clean out waste gases like carbon dioxide
Answer:
The enviornment is important because its where animals interact with nature, materials, and how they live life. Messing with the environment can kill a whole species or even a whole forest. The environment is where animals make their habitat and improve their own homes. Without environments we would not be able to live because the food we need would end up dying or just moving to find another location to live. Without prey or predators, the environment in incomplete and there's a high chance we will overpopulate or just die.
Answer:
The muscles cells and their body cell
