The herpes simplex virus or HSV have periods of latency in the tissue it invades, in this case, the nervous system. Latency means that the virus will not be actively dividing for a certain period of time which means signs and symptoms related to viremia and direct action of the virus will disappear. This does not mean that the patient is cured, but the disease will soon be active again anytime, especially if the patient will enter a time of immunocompromise.
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Birds have a significant number of reduced muscles to help them reduce their weight. The most-developed muscles in birds are the flight muscles that they need to fly. The bones are mostly fused, reducing the need for muscles to hold the bones together. The skulls of birds are very thin and the beaks are very light.
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<em>PLEASE</em><em> </em><em>MARK</em><em> </em><em>AS</em><em> </em><em>BRAINLIEST</em><em> </em><em>ANSWER</em><em> </em></h3>
Dopamine is a neurotransmitter that is related to the positive feedback/reward system of mammal brains. Higher amounts of dopamine released in response to any stimulation will result in a stronger desire to recreate that stimulus. One could say that the extra dopamine released during drug use causes the brain to desire using the drug again to receive that same pleasurable reward sensation. <span />
