<span>contain enzymes that manufacture phospholipids, steroids and fats.
</span><span>transports substances made around cell so that it can be exported
these substances are exported by golgi bodies
</span>
Acids and bases are important in living things because most enzymes can do their job only at a certain level of acidity. Cells secrete acids and bases to maintain the proper pH for enzymes to work. For example, every time you digest food, acids and bases are at work in your digestive system.
Ferns<span>, </span>horsetails<span>, </span>mosses<span>, and </span><span>liverworts, flowers, mint</span>
<span>These are the three most common types of stresses that occur at different types of plate boundaries.
Compression- convergent boundaries
Tension- divergent boundaries
Shear- transform boundaries
Therefore, Compression, or compressing stress, is the major type of stress that occurs at convergent plate boundaries.</span>
