The height of an object or point in relation to sea level or ground level .
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<span>c. skeletal muscle contractions that are planned and conducted to increase muscle mass
</span><span>Skeletal muscle contraction is one immediate effect of exercise on the muscular system. Other effects include higher blood flow to muscles and increased muscle temperature, Regular exercise increases bone width and density, strengthens muscles, tendons, and ligaments. It also increases flexibility at joints. Exercise also leads to bigger muscles, improved muscle endurance, and more stable joints</span>
Digestive juice is the name for all juices secreted by the organs from the digestive system such as salivary glands, stomach, pancreas and liver. All of them contain enzymes that are responsible for food (macromolecule) break down. Digestive juice from the stomach contains enzyme protease (pepsinogen) which breaks down proteins and stomach acids which is involved in chemical breakdown of food materials. So, that is why the wheat grains are broken into tiny particles.
There are two important regions of a lipid that provide the structure of the lipid bilayer. Each lipid molecule contains a hydrophilic region, also called a polar head region, and a hydrophobic, or nonpolar tail region
