We are affected because the clean air that was there is dirty carbon dioxide that we cant breathe in,so we suffer from lack of oxygen and that might kill us and harm our youth.
Answer:
Three types of muscles are the cardiac muscles, smooth muscles, and the skeletal.
an example of a cardiac muscle muscles that contract the heart to pump blood. this heart muscle is a striped muscle in the walls of the heart. it is involuntary meaning a person cannot control it consciously.
an example of a smooth muscle is muscle tissue which is used by various systems to apply pressure to vessels and organs. this muscle is also involuntary and are usually in sheets or layers. your brain and body tell these muscles what to do without you even thinking about it.
an example of skeletal muscle are your biceps, deltoids, or even pectoralis. this muscle is called striated, meaning long or streak like, because the light and dark parts of the muscle fibers make them look striped(striated). these muscles are voluntary, which means they can control what you do.
Answer:
<em>A- The Archaea have cell membranes made of ether-linked hydrocarbons which branch, while Bacterial membranes are made of ester-linked fatty acids.</em>
they have a high ration of surface area to volume and therefore readily lost heart
Answer:
The answer is strictly between B or D
