Answer:
The correct answer is- norepinephrine.
Explanation:
Norepinephrine is a hormone and also a neurotransmitter which is released from the adrenal medulla and with epinephrine it helps in generating the fight and flight response during the stress condition. Norepinephrine is synthesized from dopamine.
Cocaine binds to the structures which are known to regulate dopamine thereby it enhance the activity neurotransmitter norepinephrine which results in producing extreme alertness and exaggerated awareness and prepares our body for the stressful condition.
The correct answer is an F1 generation.
The parent plants in the experiments conducted by Mendel are considered as the P (for parent) generation. The F1 stands for the first filial generation, which was obtained on cross-pollinating the parent plants. The F2 stands for the second generation, which is attained after self-pollinating the F1 generation plants.