Concerning your heart, that's the circulatory system
Your lungs are the respritaory system
Glass because thats the only transparent one
It seems that you haven't attached the given options for this question, but I hope this answer will help you find the correct answer. When we say protist, these are the organisms that are classified in the kingdom Protista. A pseudopod is <span>an extension of the plasma membrane by which certain cells locomote and engulf prey. An example for this organism would be amoebas. Hope this helps.</span>
