It is most likely that sleep
A) has the same functions in all species.
B) does not serve the same purposes in all species.
C) is a behavior seen only in birds and mammals, as it requires a complex brain.
D) has important functions, but humans can live without it.

Question

Quizplus · Accepted Answer

Sleep varies in different species and serves different purposes. For example, some animals sleep for longer periods than others, and some animals can sleep while still being partially active. Additionally, the functions of sleep vary across different species. Hence, option B is the correct answer. Option A is incorrect because sleep serves different purposes in different species. Option C is incorrect because other animals, such as reptiles and fish, also sleep. Option D is incorrect because sleep is essential for an individual's well-being and survival.

It Is Most Likely That Sleep