Answer:
<em>Definition. A ribosome is an intercellular structure made of both RNA and protein, and it is the site of protein synthesis in the cell.</em>
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Answer:
Digestion, excretion and transportation of substances.
Explanation:
Chemical reactions such as breakdown of food, cleaning of blood and absorption of nutrients and digestion are the activities that our body done with the use of energy. Digestion of food needs energy for the breakdown of food with the help of several enzymes. Transportation of waste materials and other substances also needs energy. Our cells absorb nutrients with the help of energy molecules through active transport.
<span>Many resources come from living things. We use animals such as chickens, cows and pigs for meat. We use plants for numerous things. Plants are eaten and also we can make products from them. An example is cotton. We make clothes from that item.</span>
Kingdom Protista includes all the organisms mentioned
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