Three. The right lobe, the left anterior lobe, and the left posterior lobe.
Answer:

Explanation:
Mechanical advantage is given by the ratio of output force by input force.
= Output force = 
= Input force = 
So,

The mechanical advantage of the pulley's is
.
Answer: there would be no way for energy to enter the food web, and the ecological community would collapse.
Explanation:
everything would die because its a domino effect
Mitosis will be needed to make new skin cells to repair my toe
Explanation:
The process of mitosis produces new cells which are required for the growth and repair of the cells and the body. In case of cut and damage mitosis produces identical cells and helps repair the damage caused by injury.
The tissue in the wall of the uterus that is required for labor contractions are SMOOTH MUSCLES. Smooth muscles, also known as involuntary muscles are found in walls of hollow organs such as the stomach, gullet, bronchi, etc. Smooth muscles principally function as stimulator for movement. Examples of smooth muscles in the human body include:
1.Uterus smooth muscles: enhancing pushing during birth labour
2. Bladder smooth muscle: helps push out urine.
3. Smooth muscles also help the flow of blood in the blood vessels and the flow of food through the digestive system.<span />