Answer: April Cashin-Garbutt, MA, reviewed it (Cantab) Collagen is a protein composed up of amino acids, which are carbon, oxygen, and hydrogen molecules. Glycine, Proline, Hydroxyproline, and Arginine are among the amino acids found in collagen. Collagen makes up around a third of the proteins in the human body.
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knowledge!
 
        
             
        
        
        
When charged particles from the sun strike atoms in Earth's atmosphere, they causeelectrons in the atoms to move to a higher-energy state. When the electrons drop back to a lower energy state, they release a photon: light. This process creates the beautiful aurora, or northern lights
 
        
             
        
        
        
There are three sources of genetic variation: mutation, gene flow, and sexual reproduction. A mutation is simply a change in the DNA.
        
             
        
        
        
It does not belong to a food group if it contains sugar it then for just has calories
        
             
        
        
        
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A carnivore is an animal that gets food from killing and eating other animals. Carnivores generally eat herbivores, but can eat omnivores, and occasionally other carnivores.
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