Answer:
d. the release of phosphorus into the phloem of a plant growing in a phosphorus deficient soil.
Explanation:
Homeostasis is a living organism's way of maintaining a stable internal environment even in the event of external environmental changes. When the plant keeps supplying phosphorus to the phloem even in the case of a deficiency in the soil, it maintains a steady balance on its inside irrespective of the lack in the soil.
Answer: Nó là thước đo quãng đường di chuyển của một vật trong một thời gian nhất định
Explanation:
Answer: The second option.
Carbohydrate digestion starts in the mouth and protein digestion starts in the stomach.
Carbohydrate digestion starts in the mouth by the mechanical activity of chewing and saliva from the salivary amylase, an enzyme in the salivary glands.
Protein digestion occurs in the stomach where three main enzymes, pepsin secreted by the stomach, and trypsin and chymotrypsin secreted by the pancreas. The enzymes would break down the food proteins into polypeptides and into smaller and smaller pieces until they are amino acids.
True is what I believe the answer to be.<span />
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