Answer:
the respiratory system and the circulatory system
Explanation:
the respiratory system brings in the oxygen from breathing but then the circulatory system distributes it thorough out the body thorough capillaries.
<span>A polygenic trait is contributed by two or more genes one gene two alleles multiple alleles. True!</span>
Answer:What traits does the kingdom protists fall under
Explanation:
All protists are eukaryotic organisms. ...
Most protists are aquatic, others are found in moist and damp environments.
Most are unicellular, however, there are a few multicellular protists such as the giant kelp.
They may be autotrophic or heterotrophic in nature.
Viruses<span> are much, much smaller than </span>prokaryotes<span>. </span>Prokaryotic<span> and </span>Eukaryotic cells<span>are both alive, while </span>viruses<span> are not. </span>Viruses<span> have very few organelles, similar to the</span>prokaryotic cells<span>. They contain a plasma membrane, </span>cell<span> wall, RNA or DNA, and a protein capsule.</span>
E. The cell continued to divide uncontrollably to create more damaged cells.