Answer:
Dopamine.
Explanation:
Ethanol is a liposoluble neurotropic substance which penetrates the blood-brain barrier and inhibits Central Nervous System (CNS) functions, becoming toxic to the brain. Some of these neurotransmitters play an important role in the development of alcohol addiction. When it comes to the Reward Reinforcement Circuitry, Dopamine is the main neurotransmitter. Several studies support the relationship between alcohol intake and dopamine.
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Answer:
The correct answer of this question is option 2
Explanation:
HIV stands for human immunodeficiency virus and this virus is responsible for causing AIDS. This virus mainly spread through body fluid transfer so sexual contact is one of the main ways by which this virus can spread in individuals.
So to prevent the spread of this disease sexual contact should not occur without any protection because it can spread from that infected person to his partner during intercourse. Therefore the second statement is false because in that statement the patient is saying he can do sex without protection or barrier.
Answer:
The correct option is False
Explanation:
Pruning is an agricultural or horticultural process that involves the removal of different parts/components (such as buds, roots or even branches) of a plant. Pruning is done for different purposes; including to streamline the growing pattern of a tree or to improve the quality of fruits produced from trees.
However, the process through which neurons (upon maturation) influence cells to produce a fatty insulation shealth to provide insulation around it or the neuronal axons is known as myelination. This process is similar to what we have in electrical wires; where electrical wires are surrounded with insulation materials which does not affect the movement of electricity in the wire.
