家畜繁殖工
“家畜繁殖工” 问题列表
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Monday, September 12, 2022
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问题：精子发生周期（Spermatogeniccycle）...
Wednesday, February 5, 2025
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Sunday, January 5, 2025
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问题：家禽的精液呈（）.A、酸性B、碱性C、弱酸性D、弱碱性E、中性...
Friday, September 13, 2024
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Thursday, September 19, 2024
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Wednesday, November 20, 2024
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Monday, September 30, 2024
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问题：羊的妊娠期平均为（）.A、30dB、90dC、114dD、150dE、280d...
Monday, September 30, 2024
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问题：对母牛发情鉴定比较准确的方法是（）.A、外部观察法B、腹部触诊法C、阴道检查法D、直肠检查法E、试情法...
Wednesday, February 5, 2025
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Thursday, October 10, 2024
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Sunday, December 22, 2024
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问题：从发情开始至发情结束所持续的时间称为（）.A、发情周期B、发情持续期C、休情期D、发情期E、都不是...
Thursday, October 10, 2024
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Tuesday, August 15, 2023
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Monday, September 12, 2022
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问题：家畜的主要遗传物质是（）.A、基因B、DNAC、RNAD、mRNAE、rRNA...
Saturday, June 28, 2025
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问题：（）是精子进入生殖道及胎儿发育成熟娩出的通道。A、卵巢B、输卵管C、子宫D、阴道E、其他...
Saturday, June 21, 2025
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Wednesday, November 20, 2024
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Saturday, June 28, 2025
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问题：与细胞分裂有关的细胞器是（）.A、线粒体B、内质网C、中心体D、核糖体E、高尔基体...
Thursday, January 19, 2023
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Saturday, November 2, 2024