Answer:
B. photosynthesis and respiration keep the levels of oxygen and carbon dioxide fairly constant in the atmosphere.
Explanation:
<h2>Answer with Explanation </h2>
The rice consists of a long chain of carbohydrate, so it has a high glycemic index which has an effect on blood sugar and insulin that is why white rice is avoided to be used for diabetic patients and if used then in a limited quantity. The type of carbohydrate which is present in rice is starch. This type of carbohydrate is good for growing up children and if a person is required instant energy can use this.
The 1st one is plasma membrane because it is the outside
the 2nd one is the cytoplasm because it is the middle part
the 3rd one is the nucleus because it is the center
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The most forward two teeth in the upper or lower mouth are incisors