1.What is precipitation that is more acidic than normal called? 2.The loss of most vegetation is a prominent cause of desertification. (T or F)

3.If we one part of an ecosystem, can we have an effect on the rest of the ecosystem? Explain.

4.How does human activity impact Earth's systems such as deforestation, urbanization,
desertification, erosion, air and water quality, and alternating the flow of water?
PLEASE ANSWER YOU WILL GET MARK THE BRAINIEST

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Explanation:

the answer is 100% density i've answered this question before and done the quiz myself.

answer: the correct option is d. enzyme

lactase and carbonic anhydrase are the examples of enzymes.

lactase is an enzyme, which is present in the small intestine of mammals. it in the digestion of the disaccharide, lactose ( milk sugar) by converting it into two monosachharide, which are glucose and galactose.

carbonic anhydrase is present in the red blood cells. this enzyme plays significant role in the transport of co₂. it in the conversion of co₂ and h₂o into carbonic acid, which is then dissociated into bicarbonate ions and hydrogen ions.