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单选题 在蛋白质生物合成中催化氨基酸之间形成肽键的酶是( )
学科：生物化学
时间：2024-05-31 15:43:18
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题目1单选题
设<img src="https://tihai-oss-cloud.itihey.com/img/cb9858002a54a141e196cbe077068354.png">是来自正态总体<img src="https://tihai-oss-cloud.itihey.com/img/76bad30cd8f8a1acadef60e08d18544f.png">的样本,则统计量<img src="https://tihai-oss-cloud.itihey.com/img/112d4d3af5d21836552a819744885856.png">服从的分布是( )A. <img src="https://tihai-oss-cloud.itihey.com/img/76bad30cd8f8a1acadef60e08d18544f.png">B. <img src="https://tihai-oss-cloud.itihey.com/img/67e544420d7589e50d7cd070b8ffc357.png">C. <img src="https://tihai-oss-cloud.itihey.com/img/f4941853aa2b148f88ca6c9217a8835d.png">D. <img src="https://tihai-oss-cloud.itihey.com/img/756e68eed3f5621b84633e8e333720fe.png">
题目2单选题
设总体<img src="https://tihai-oss-cloud.itihey.com/img/e22a13f7edcffe98b7a922d3fe5be3b8.png">服从<img src="https://tihai-oss-cloud.itihey.com/img/9c89f908d13df0bc57060aae2946bb45.png">,其中<img src="https://tihai-oss-cloud.itihey.com/img/ed1f4d3c386f168f6dd71edf78235307.png">未知,<img src="https://tihai-oss-cloud.itihey.com/img/52828db58f54f988f542ad2e6c893a6f.png">是来自总体<img src="https://tihai-oss-cloud.itihey.com/img/e22a13f7edcffe98b7a922d3fe5be3b8.png">的样本,样本均值为<img src="https://tihai-oss-cloud.itihey.com/img/e7e90f43651baffbeb9ef83206f219e2.png">,样本方差为<img src="https://tihai-oss-cloud.itihey.com/img/621ff6568f43c47db55dcdb8f1f04a66.png">,则下列各式中不是统计量的是( )A. <img src="https://tihai-oss-cloud.itihey.com/img/7f710ac9db35213a9d58abe4c0614288.png">B. <img src="https://tihai-oss-cloud.itihey.com/img/850e09b42c92a134c264660b090a5429.png">C. <img src="https://tihai-oss-cloud.itihey.com/img/e5155e47c4da69e4cd94441049412b7d.png">D. <img src="https://tihai-oss-cloud.itihey.com/img/f9f126342144c8dc2a04bba54cc373e6.png">
题目3单选题
设总体<img src="https://tihai-oss-cloud.itihey.com/img/e22a13f7edcffe98b7a922d3fe5be3b8.png">服从<img src="https://tihai-oss-cloud.itihey.com/img/76bad30cd8f8a1acadef60e08d18544f.png">,<img src="https://tihai-oss-cloud.itihey.com/img/52828db58f54f988f542ad2e6c893a6f.png">是来自总体<img src="https://tihai-oss-cloud.itihey.com/img/e22a13f7edcffe98b7a922d3fe5be3b8.png">的样本,则下列分布不正确的是( )A. <img src="https://tihai-oss-cloud.itihey.com/img/1b45436c1afe16dc53b1a5354cd02438.png">B. <img src="https://tihai-oss-cloud.itihey.com/img/e6ad70d13bd37a898af966d6961a23e6.png">C. <img src="https://tihai-oss-cloud.itihey.com/img/c643516efe71b35608e77451dde83ec1.png">D. <img src="https://tihai-oss-cloud.itihey.com/img/f3d5606db3479d88eaa1120eba488611.png">
题目4单选题
设<img src="https://tihai-oss-cloud.itihey.com/img/0bf8aba2c13f53b469186ee4274cb10b.png"><img src="https://tihai-oss-cloud.itihey.com/img/a112b2d76473432c6b1ce226c744196d.png">是一组样本观测值,则样本方差是( )A. <img src="https://tihai-oss-cloud.itihey.com/img/2ed5a4ed6080b2b9e810c15af0227a52.png">B. <img src="https://tihai-oss-cloud.itihey.com/img/c5a5f3db6e70f76b7b65581f63ae3384.png">C. <img src="https://tihai-oss-cloud.itihey.com/img/6eeea4c7901657509194ed7abfc498af.png">D. <img src="https://tihai-oss-cloud.itihey.com/img/bf63c6fea26c13ff8f81a5d7f99be211.png">
题目5单选题
设总体<img src="https://tihai-oss-cloud.itihey.com/img/e22a13f7edcffe98b7a922d3fe5be3b8.png">服从<img src="https://tihai-oss-cloud.itihey.com/img/b3fe00835bd3b631ceee8e1930de1aff.png">,<img src="https://tihai-oss-cloud.itihey.com/img/cb9858002a54a141e196cbe077068354.png">是来自总体<img src="https://tihai-oss-cloud.itihey.com/img/e22a13f7edcffe98b7a922d3fe5be3b8.png">的样本,<img src="https://tihai-oss-cloud.itihey.com/img/da794f6a94f0167f0d8ce949e42dbc04.png">,则<img src="https://tihai-oss-cloud.itihey.com/img/784b70c9b22631124c0e9e580d37a4f0.png">( )A. 12B. 6C. 9D. 3
题目6单选题
下列哪一种酶是脂肪酸b-氧化的限速酶 ( )A. 水化酶B. 肉碱脂酰转移酶IC. 脂酰辅酶A脱氢酶D. 肉碱脂酰转移酶ⅡE. 脂酰辅酶A合成酶
题目7单选题
血浆中脂类物质的运输形式是 ( )A. 血红蛋白B. 球蛋白C. 脂蛋白D. 核蛋白E. 糖蛋白
题目8单选题
1mol尿素的合成需消耗ATP摩尔数是 ( )A. 2B. 6C. 1D. 5E. 3
题目9单选题
下列哪个是脂酸? ( )A. 柠檬酸B. 苹果酸C. 琥珀酸D. 顺丁烯二酸E. 亚麻酸
题目10单选题
在蛋白质生物合成中催化氨基酸之间形成肽键的酶是( )A. 转肽酶B. 氨基酸连接酶C. 竣基肽酶D. 氨基肽酶E. 氨基酸合成酶
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