SO₂ pollution affects

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SO₂ pollution affects

Options

(a) nucleus
(b) mitochondria
(c) ribosome
(d) vacuole

Correct Answer:

mitochondria

Explanation:

SO₂ pollution affects the respiratory system mostly, thus it affects the mitochondria. Higher concentrations of SO₂ can result in temporary breathing impairment for children and adults who are active outdoors. Short-term exposures of individuals to elevated SO₂ levels while at moderate exertion may result in reduced lung function that may be accompanied by such symptoms as wheezing, chest tightness, or shortness of breath. Other effects that have been associate with longer term exposures to high concentrations of SO₂, in conjunction with high levels of particulate matter include respiratory illness, alterations in the lungs defenses, and aggravation of existing cardiovascular disease. the subgroups of the population that may be affected under these conditions include individuals with cardiovascular disease or chronic lung disease, as well as children and the elderly.

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Topics: Conservation and Environmental Issues (111)
Subject: Biology (4253)

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