Algae and protozoans are loosely grouped together as protozoans and are different from plants because they lack certain characteristics of plants. Explain what differentiates algae from plants and two ways

they are different from protozoans. Talk about algae being part of our environment and how algae may positively or negatively impact our health or the environment. (Words to use in your answer: cell wall, cell membrane, chloroplast, plankton,single-cell, multicellular, red tide, toxins, agar, phytoplankton, reproduction,motility, nutrition, feeding strategies)