Because the organism that causes botulism can not survive when exposed to air- it is anaerobic
B. Porifera. Porifera (sponges) is the only major phyla without nerves
The brian’s electrical activity is most similar to awake during REM sleep.
Publishing results of research projects in peer-reviewed journals enables the scientific and medical community to evaluate the findings themselves. It also provides instructions so that other researchers can repeat the experiment or build on it to verify and confirm the results.