Stress is nonspecific and protectiveadaptation mechanism of human body. It also results in the change of homeostasis even diseases.
应激是机体的非特异保护适应机制，但它也引起机体自稳态的变动，甚至导致疾病。
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However, series of photo-protective mechanisms can lessen or even eliminate photo-oxidation, reflecting the adaptation of plants to the high light intensity environments.