Answer: The parasympathetic nervous system and sympathetic nervous system play opposite roles
Explanation:
To ensure a stable internal environment (homeostasis) is achieved, the parasympathetic nervous system (PNS) and sympathetic nervous system (SNS) play OPPOSITE roles.
The PNS dominate during relaxed periods and stimulates the
- liver to break down glycogen
- constriction of bladder to pass out urine
- increases heartbeat
- dilate pupils etc
The SNS, in contrast dominate in times of emergency or stressful periods and do the EXACT opposite of the processes mentioned above.
Thus homeostasis is maintained
Answer:
For competition to exist within a population or between population, shared or common resources that organisms holds very important must be very limited and scared. Competition is a struggle between organisms for limited resources in the ecosystem.
Explanation:
I guess it’s ATP because active transport requires energy from the mitochondria in cells to move particles/substances against the concentration gradient.
When wood burns the mass of the soot ashes and gases equals the original mass of the charcoal and the oxygen when it first reacted
Answer:
See explanation
Explanation:
A precipitate is formed when a mixture of two soluble substances results in the formation of an insoluble product. It usually happens during a double decomposition reaction.
The two clear liquids combined both contain soluble substances. These interact to yield an insoluble product also known as a precipitate which is black in colour and settles on the bottom of the beaker.