The correct answer is option B, that is, the sympathetic system prepares the body for stress and activity and the parasympathetic system prepares the body for rest.
Both the parasympathetic and sympathetic nervous system are the components of the autonomic nervous system that works obligatorily. The sympathetic nervous system holds the key in controlling the body at the time of stress and injury, it is generally regarded as fight or flight. It contracts the muscles of the heart in order to enhance the rate of the heart.
On the other hand, the parasympathetic nervous system is responsible to monitor the function of the body when it is at rest. It assists in sustaining the homeostasis in the body. It relaxes the muscles of the heart in order to reduce the rate of the heart.
There would be 40 units of energy left, because 10% is lost each time.
Answer:
all children will have brown eyes or 50 percent will have blue eyes and 50 percent will have brown eyes.
Explanation:
1. first reasoning if the mother has homozygous. This is because when you set up a punnett square. your outcomes will be Bb, Bb, Bb, and Bb. That means that each child will have brown eyes.
2. 2nd reasoning is if the mother is heterozygous. This is because when you do a punnet square, your outcomes will ne Bb, Bb, bb, bb. This means that 50 percent will have brown eyes and 50 percent will have blue eyes.