Answer: I believe the answer is "regulating important involuntary bodily functions such as blood pressure, heart rate, breathing and swallowing".
Explanation:
The brainstem is the posterior part of the brain. The brainstem is comprised of three important parts, the medulla, the pons and the midbrain. The basic functions of this brain area include breathing, heart rate and sleeping. Sooo that's about it!
Decline in the global population of amphibians is due to multiple reasons which include:
A moist ecosystem is necessary for amphibians especially for the purpose of their reproduction. The drainage of the wetlands deprives them of their habitat.
Pollutants adversely affects the survival of the gametes, tadpoles or the adult amphibians by acting as toxic agents and inhibiting their normal metabolic function.
Infectious diseases often cause their death resulting their population to decline.
Global climate warming affects their normal metabolic growth and development and hence causes their population to decline.
Three variables can be used . 1. Sun 2. Moon 3. Earth These are suggestions that lizzie can control: 1.<span> Discover how long the Earth takes to orbit the Sun 2. how many hours it takes the Earth to spin around once on its own axis, 3. how long the Moon takes to orbit the Earth</span>
