Skin<span> is an elastic covering. It </span>protects<span> you against exposure to dangerous things in the environment such as bacteria. Since they form an elastic cover, they are able to B)Extend and contract for movement.</span>
Answer: Insomnia
Explanation: Insomnia is considered as a sleeping disorder .In this case the person having disorder is not able to fall asleep or not able to stay asleep. The symptoms like sudden waking up from sleep at night hours, early waking up during morning time, not able to go back to sleep etc.
Other options are incorrect because enuresis is the lack in control of bladder, narcolepsy is falling asleep in a calm and relaxing environment and REM sleep behavior disorder defines act of coming out from the intense dreams.Thus, the correct option is insomnia
Answer:
same i just wanna play among us rn
Explanation:
Active immunity
Active immunity is when something triggers an immunity system to produce antibodies, this something being a vaccine. Hope this helps!