Answer: 
It effects the body by causing symptoms like muscle aches, low-grade fever, headaches, sometimes rashes, swelling of the lymph glands may also occur, and flu-like illness. These are symptoms after a few weeks of being infected.
 
        
             
        
        
        
Sympathetic nervous system is activated in this situation.
This branch of nervous system is activated when any individual encounters stressful or dangerous situation.This is responsible for 'fight or flight' response.
It takes place by activating adrenal gland which releases specific hormones adrenaline and nor adrenaline also called as catecholamines . These hormones are responsible for the appropriate physiological response to the situation.
 
        
             
        
        
        
Answer:
The emergence of new species from surviving ancestral species and both species continue to interact during a transition period is known as Sympatric Speciation.
Explanation:
Hybrid Zone is the  area where two species continue to interact. Hybrid offspring are produced by two different species.
1) hybrid offspring
2) zones
3) reinforces 
4) zones 
5) Slow down
6) gradual speciation model 
7) punctuated equilibrium
 
        
             
        
        
        
When someone “jumps to conclusions,” beck would say that
he or she is suffering from a distortion in thought called arbitrary inference.
Arbitrary inference<span> is a classic tenet of rational therapy which is created
by Aaron T. Beck in 1979. It is an act in which you make a decision
or draw a conclusion from any situation without any evidence.</span>