The answer is B hope it helps pls mark branliest
Spongy mesophyll is your answer
Lactase will most likely be found in the small intestine and food spends the largest time there.
The digestive system refers to all the structures that are responsible for the breakdown of food in the body. In each part of the digestive system, enzymes act on the food particles to enable certain conversions.
The enzyme lactase in involved in the digestion of milk and diary products. The enzyme has an optimum pH of about 6 hence it works in an acidic environment. Lactase is found in the small intestine.
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I believe the correct answer from the choices listed above is the last option It is Joseph Proust's law about the ratios of masses of elements in a compound did John Dalton’s work on the atomic structure help to explain. <span>Dalton's law of multiple proportions is part of the basis for modern atomic theory, along with </span>Joseph Proust's<span> law of definite composition. Hope this answers the question.</span>