Answer:
D. Adrenaline
Explanation:
Adrenaline hormone is secreted by adrenal medulla during stressful conditions. The hormone is involved in preparing the body for stressful conditions by intensifying the sympathetic response.
If a person is chased by a dog, the adrenaline hormone is released from the adrenal medulla. The hormone triggers the preganglionic neurons of the sympathetic division of the autonomous nerve system to generate the flight or flight response.
Adrenaline increases the heart rate, blood pressure, and blood flow to skeletal muscles and adipose tissues. The hormone also triggers the dilation of airways and increases the blood levels of glucose and fatty acids.
Answer: 16 possible stereoisomers
Explanation: n=4 so therefore there are 2*n= 2*4= 16
Cooking utensils need to be able to conduct heat well. Metal pots and pans are made out of the types of metals that make them such. This same type of metal though does not react chemically when placed in contact with heat. This characteristic is important when preparing food so as not to alter the taste. This is the reason why pots and pans are made out of metal.
The nucleus contains molecules that direct cell activities. It is also known to contain the genetic information.