It secretes the main component found in mucous.
If they decide to change to suite their <span>
environment </span> or not.
Answer:
I would say the big bang theory isnt a theory because the big bang theory started the earth
Answer:
A complete response
Explanation:
This follows the all-or-none principle, which states that the strength of the response of a nerve or muscle fiber does not depend on the strength of the stimulus acted upon it. If the stimulus is more that a certain threshold, the impulse will have a complete response, or otherwise none at all.