推荐回答(4个)
不是,高等动植物一般两种呼吸兼有,但是好氧细菌不是。下面是介绍:摘要
好氧细菌 aerobic bacteria;aerobes
又称吸氧菌。有完整的呼吸链、含超氧化物歧化酶(SOD)和过氧化氢酶、必须在有氧环境下生活的细菌。在有氧环境中生长繁殖,氧化有机物或无机物的产能代谢过程,以分子氧为最终电子受体,进行有氧呼吸。
其中一类是必须在有氧条件下才能生长,称专性好氧菌,如醋杆菌属(Acetobacter)和固氮菌属(Azotobacter)等;另一类是在有氧环境中生活得更好,在无氧条件下也能生活,称兼性厌氧菌,如大肠杆菌(Escherichia coil)和产气肠杆菌(Enterobacter aerogenes)等。 追问: 无氧呼吸也可以理解为在其他部位进行,这可以吗? 回答: 【单细胞生物】专性好氧菌只能在有氧环境生存,如醋酸杆菌;兼性厌氧菌无氧可以生存,有氧生活得更好,如酵母菌;还有的只能在无氧时生存,如乳酸菌。【多细胞生物】动物植物均以有氧呼吸为主,①但动物剧烈运动时,氧气供应不足,此时无氧呼吸生成乳酸。C6H12O6(葡萄糖)==(无氧条件和酶)===2CH2CH(OH)COOH(乳酸){该反应发生在高等动物肌细胞内和乳酸菌等单细胞生物的细胞内}②植物在活细胞内(如果实、块根等)均可无氧呼吸生成酒精C6H12O6(葡萄糖)======(无氧条件、酶)=====2CH3CH2OH(酒精)+2CO2(二氧化碳){该反应发生在高等植物和酵母菌等单细胞体内} 追问: 专性好氧菌只能在有氧环境生存,那就早说在它里面发生的只有有氧呼吸咯?
单细胞生物有酵母菌,有氧呼吸产生水和CO2,无氧呼吸产生酒精。 高等植物和动物大多均既能有氧呼吸又能无氧呼吸(包括人)
很多生物都能进行有氧呼吸和无氧呼吸,学生阶段你记忆些例子就好,比如酵母菌,再如缺氧时植物,剧烈运动时人的骨骼肌等。
人就是,很多动物植物也是。
比方说,你平常生活的时候,体细胞进行正常有氧呼吸,产生二氧化碳,所以我们吸入氧气呼出二氧化碳。不过,当你剧烈运动时,体细胞也会进行无氧呼吸,产生乳酸,为的是产生足够的ATP供你活动,这时单靠有氧呼吸不能满足体细胞需求。因此,剧烈运动后第二天你会觉得浑身酸痛,这就是因为乳酸堆积。
我觉得你可能w问题不清,是否想问哪些细胞?或者哪些单细胞生物?光说生物的话真的不少。
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