Answer:
cell wall
Explanation:
the cell wall helps fighting any bacteria that tries to infect the cell itself.
<span>Invertebrates means having no backbone.</span>
the mitochondria breaks down chemical fuel into packets of chemical energy that can power the cell
<span>A continuous, uncontrollable anxiety or worry that occurs almost on a daily basis during a period of six months and that is not due to any physical causes such as disease, drugs, or drinking too much coffee is called generalized anxiety disorder.
Drinking too much coffee can cause anxiety more worse and even it leads to anxiety attacks. caffeine is a psychoactive drug. There are some benefits of drinking coffee but drinking too much coffee has side effects.</span>
The difference between a tornado watch and a tornado warning is a tornado watch means that there was a tornado spotted in an area/town nearby. And a tornado warning means that there is a tornado heading towards your town/area or that there already is a tornado in your town/area. Hope this helped!