.dont taste or sniff chemical
Tasting and smelling some chemicals can be dangerous and even deadly.the best way to know what is in a container is to label
. Don't play mad scientists
This result in mixing chemcals to see what happens the result could be explosion ,fires,or releasing toxic chemicals
.Dress for the lab
This is a safety rule because clothing is one of your best form of protection against an accident wear covered shoes,long pants,and keep your hair tied so it cant fall into your experiment
The correct answer is B. Pinna because auris externa is the external portion of the ear, which is called auricle ( also known as pinna ).
* Hopefully this helps:) Mark me the brainliest:)!!
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The answer to this question would be: rapid impulse transmission.
By having organ near the head, the brain can process the information faster because the length of the nerve that carries the impulse from organ would be much shorter. The nerve also at lower risk of damage since it was shorter.
But it makes the head very important and damage to the head can cause much more problem than any part of the body.
An organism with a sign gene has 2 forms