Answer:
living things respire to get oxygen for living cells to function. Without air, there is no life. Plants use Carbon Dioxide (together with sunlight and water) to produce energy and give out Oxygen as a by-product. This oxygen is what almost all animals need to survive.
Explanation:
hope this helps any
The correct answer is : Movement Use energy Maintain homeostasis Composed of cells.
Explanation:
There are several qualities of living things that are familiar to all living things. These properties of living things include: Are made up of one or more cells, can reproduce, produce and generate, obtain and use energy, and react to their environment. To support homeostasis, unicellular organisms grow, respond to the situation, transform energy, and reproduce. They show movement.
I think it's electric force. Not 100% sure but I hope it's right.
Well a person breathes harder when he/she exercizing because you are working hard and your body is not used to it so your trying to pass more air through the lungs