Your immune system protects you from bacteria and viruses. Sometimes it misreads a harmless substance as a threat. When that happens, your body creates chemicals, like histamine, that trigger an allergic reaction. It's unclear what causes your immune system to make the mistake about certain things.
The answer indeed has to do with similarities between genes coding for proteins involved in adherence and attachment in choanoflagellates and animals. Let me explin it to you a little further. Choanoflagellates are a group of protists. There is Morphological Evidence that can explain how close these protists are as closing living relatives to animals. Not only is morphological evidence the ones that help to conclude that but also molcular evidence. The choanoflagellates are a group of <span>of free-living unicellular and colonial flagellate eukaryotes. </span>
Answer:
lactic acid from anaerobic respiration
Explanation:
Answer: this
The central nervous system includes the brain and spinal cord, while the peripheral nervous system includes all of the nerves that branch out from the brain and spinal cord and extend to other parts of the body including muscles and organs.