<span>awake and relaxed with their eyes closed.
The frequency of 10 Hz is right in the middle of the alpha band of 7.5 to 12.5 Hz. Alpha waves are generally detected if the subject is awake and relaxed with their eyes closed. They drop in amplitude when the subject opens their eyes.</span>
<span>The correct answer is B. crepuscular activity. Crepuscular refers to animals and birds that are active at night, during twilight. So, these little birds don't usually travel large distances during the day, first of all, because they can't due to their small wings and plump bodies, and second of all, in order to avoid getting eating by a larger bird or animal. So they are usually nocturnal birds that live during the night.</span>
Ima just assume it is a true or false question and say true, as to make an experiment valid, only one variable has to be tested.
Exponential is not a type of population distribution.
C.) The proteins on the two layers are not identical.