What is assimilation? Md. Saifur Rahman Digested food substances are converted into the constituent of protoplasm by the process called assimilation. You may likeDo I need car insurance?What is car insurance?How could I get cheaper car insurance?What is auto insurance?Why Adulterant food is the barrier to sound health?What are the producers?What are food preservatives?What is food chain?What is tertiary consumer?