Answer and explanation; 
Nucleus; houses a cell's DNA and its processes include protein, replication and packaging for cell division. It is also the site for transcription. 
Cytosol; coordinates a responsible to the environment, metabolism and motor proteins. 
Endomembrane system; includes the nuclear envelope (surrounds nucleus), rough and smooth ER, golgi body, lysosomes?vacuoles, peroxisome and plasma membrane. 
Semiautonomous organelles; mitochondria (animals) and chloroplast (plants) which provide energy for the cell. 
 
        
             
        
        
        
Answer:
The term mechanical digestion refers to the physical breakdown of large pieces of food into smaller pieces which can be done by digestive enzymes, hydrochloric acid. Mechanical digestion in the stomach results in the formation of bolus.
Explanation:
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Dissolution
Oxidation
Carbonation
Hydrolysis
        
             
        
        
        
Answer:
The Theories of Organic Evolution explains convincing the origin of life. It also explains how the wide variety of plants and animals came into existence in the world. According to this theory, the world has been evolved and not been created.
Explanation: