To move a limb, muscles must contract to pull, and others must relax to allow the limb to move: for example, triceps relaxing as the biceps pull the forearm up
The correct option is this: EARLY SIGNS OF CARDIOVASCULAR DISEASE AND SLEEP APNEA.
Obesity refers to a medical condition in which excess body fat has grossly accumulated leading to negative impacts on the health status of the affected individual. An individual is considered to be obese is his body mass index is greater than 30 kg/m^2. Obese people are more prone to other diseases such as cardiovascular disease, diabetes, bone and joint diseases, high blood pressure, sleep apnea, etc.
Answer:
Without the ecological niches, there would be less biodiversity, and the ecosystem would not be in balance.
Explanation:
A species' ecological niche can be defined as the range of resources and conditions allowing the species to maintain a viable population a more simple definition is if two species have the same niche, one species will exclude the other.
This would be the smooth muscle type. Skeletal muscles are much more cylindrical, but they do not terminate at a point, so I believe you are referring to smooth muscle cells.