Answer:
The human respiratory system contains the organs that allow us to get the oxygen we need and to remove the waste carbon dioxide we do not need. It contains these parts: two lungs. ... various structures in the chest that allow air to move in and out of the lungs.
I believe the answer is D.
The answer is letter B. <span>Sporozoa, because it is a disease-causing protozoan
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Sporozoa is a large phylum of parasitic protists that are responsible for many forms of infections, one of which includes PAM.
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During the process of photosynthesis, cells use carbon dioxide and energy from the Sun to make sugar molecules and oxygen. ... Then, via respiration processes, cells use oxygen and glucose to synthesize energy-rich carrier molecules, such as ATP, and carbon dioxide is produced as a waste product. Which is then needed for cellular respiration.
