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The followings list the false statements about microbial growth curves EXCEPT a. Lag phase indicates that microbes does not have enough time to grow b. Log phase indicates that microbes need to adjust to a new environment of food c. Microbes grow exponentially when the conditions of the food are favorable for multiplication d. Microbes start to die when they are in the lag phase e. Microbes grow exponentially when they are in the stationary phase

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理解问题The followings list the false statements about microbial growth curves EXCEPT a. Lag phase indicates that microbes does not have enough time to grow b. Log phase indicates that microbes need to adjust to a new environment of food c. Microbes grow exponentially when the conditions of the food are favorable for multiplication d. Microbes start to die when they are in the lag phase e. Microbes grow exponentially when they are in the stationary phase

已完成理解The followings list the false statements about microbial growth curves EXCEPT a. Lag phase indicates that microbes does not have enough time to grow b. Log phase indicates that microbes need to adjust to a new environment of food c. Microbes grow exponentially when the conditions of the food are favorable for multiplication d. Microbes start to die when they are in the lag phase e. Microbes grow exponentially when they are in the stationary phase

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  • 微生物在对数生长期呈指数增长。

微生物生长曲线的阶段

  • 延滞期:微生物适应新环境,细胞数量未增加,但代谢活力增强。1
  • 对数生长期:细胞数量快速增加,代谢旺盛。1
  • 稳定期:生长速率下降,细胞数量达到最大值。1
  • 衰亡期:死亡率大于新生率,群体出现负增长。1

错误陈述

  • a. 延滞期表示微生物没有足够的时间生长。2
  • b. 对数生长期表示微生物需要适应新环境。1
  • d. 微生物在延滞期开始死亡。1
  • e. 微生物在稳定期呈指数增长。1
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The followings list the false statements about microbial growth curves EXCEPT a. Lag phase indicates that microbes does not have enough time to grow b. Log phase indicates that microbes need to adjust to a new environment of food c. Microbes grow exponentially when the conditions of the food are favorable for multiplication d. Microbes start to die when they are in the lag phase e. Microbes grow exponentially when they are in the stationary phase
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The followings list the false statements about microbial growth curves EXCEPT a. Lag phase indicates that microbes does not have enough time to grow b. Log phase indicates that microbes need to adjust to a new environment of food c. Microbes grow exponentially when the conditions of the food are favorable for multiplication d. Microbes start to die when they are in the lag phase e. Microbes grow exponentially when they are in the stationary phase
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