Answer:
1.All living things are composed of cells.
2.Cells are the basic units of structure and functions in living things.
3.All cells are produced from other cells.
1. Theodore Schwann
2.  same scientist I believe 
3. should be the same one
I hope this helps
 
        
             
        
        
        
Answer:
Answer is Biopsychosocial perspective.
Explanation:
The biopsychosocial model is a method of adopting the biological factor[ e.g brain], psychological factor [ emotions or behaviors], and sociological factor [culture or family], which are affecting individual to find out how and why disorders occur.
This method of using biopsychosocial model is known as the biopsychosocial perspective.
 
        
             
        
        
        
The following are some signs of an allergic reaction: watery, irritated eyelids. 1) Runny nose 2) Coughing. 3)A blocked nose 4)Rashes 5)Hives (a rash with elevated red spots) (a rash with raised red patches) 6) Stomach pain 7)Vomiting.
How much time may an allergy last?
It can take a couple of hours or ten days. It normally lasts between 12 hours and 3 days. Effects can last for two to four weeks even with treatment. 
What allergy is the most severe?
Anaphylaxis, also referred to as anaphylaxis, is the most extreme kind. Individuals with chronic of allergies in their background are more likely to experience allergic reactions.
oral antihistamines. Antihistamines can helps with watery eyes, a stuffy or runny nose, coughing, and itching.
To know more about Anaphylaxis click here 
brainly.com/question/29697308
#SPJ4
 
        
             
        
        
        
Answer: Four conditions are needed for natural selection to occur: reproduction, heredity, variation in fitness or organisms, variation in individual characters among members of the population. If they are met, natural selection automatically results.
Explanation: