The answer to this question would be: <span>B. Receptor site
The receptor site of a neurotransmitter often only receives a specific kind of transmitter. That was because the receptor has a unique 3D structure, so different transmitter wouldn't fit into the receptor. That was similar to lock and key principles.</span>
Answer:
Explanation:
Individuals in their early to mid-twenties are the most likely to abuse alcohol and suffer from alcohol use disorders. However, the younger that an individual starts consuming alcohol, the more likely they are to develop alcoholism later in life. This is especially true of individuals who start drinking before 15
The structure that forms cranial nerve I is the olfactory nerves while forming the 2nd is the optic nerve. Together with retina and olfactory epithelium, all of them are considered part of the Central Nervous System — wherein they synapse directly to the brain without the aid of any ganglia.
Answer:
B. they make copies of themselves inside your cells.
Explanation:
Pathogens cause illness to their hosts through a variety of ways. The most obvious means is through direct damage of tissues or cells during replication, generally through the production of toxins, which allows the pathogen to reach new tissues or exit the cells inside which it replicated.