Answer:
yo- yo diet
Explanation:
Yo-yo diet is a method of cyclic loss of weight gain and loss which is called as yo-yo due to the up and down motion of a yo-yo.
In this type of diet the person who is dieting first looses the weight but then again gains it and then again goes on a diet to loose the gained weight.
In this type of dieting pattern a person initially starves and maintains a hypocaloric diet to enhance the efficiency of food use however, this starvation back fires as when the person starts eating again the tendency to eat more fatty food and high caloric intake increases.
Lipids of biomolecules hypothesize are present in the unknown sample.Lipids that contain for testing then it will react to the added chemical by changing colors.
The bio-molecules which included carbohydrates, lipids, protein and nucleic acids. All these are used by cells and often obtained through foods we eat.The presence of proteins may be determined by mixing solution with biuret test solution /reagents.
Test solution is mixture of copper ion (Cu2+) and sodium hydroxide (NaOH). It is an organic molecule that includes carbohydrate , protein and nucleic acids. Important for the survival of living cells. Protein is the primary building materials of the human body like skin, hairs, muscles and organs are all composed of proteins.
To learn more about bio-molecules here
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Gas exchangeis the delivery of oxygen, so im guessing it takes place in the bloodstream
Cell wall is the answer to your question.
