A vaccine uses a live pathogen that is too weak to make you sick. Once it enters your body you defeat it easily. Now that yur body is familiar with it your body can fight off the disease in the future.
Excretion<span> is the process of elimination of waste materials from the body. </span>Excretion<span>in </span>plants<span> is much simpler than that of animals and as such it </span>does not pose<span> any serious </span>problem in plants<span>. ... </span>Plants<span> use much of the waste products of catabolism in their anabolic process.</span>
Heterotrophs is the answer
I am sorry if this below does not help i tryed my best Most states east of the Mississippi River and the states of Missouri, Arkansas and Louisiana are located in the temperate rain forest biome, which is characterized by cold winters and warm, humid summers. Most of the Midwest is within the grasslands, which has a semi-arid climate with warm to hot summers.
Areas in and around the Rocky Mountains are in the alpine biome. Parts of California, Nevada and Arizona are in the desert biome. Oregon, Washington and southern Alaska are within the taiga biome, which features long, severe winters, and short, humid summers. Northern Alaska is a tundra, with long, dark winters that are especially cold. Hawaii is within the tropical rain forest biome, which is warm throughout the year with brief periods of reduced rain.
