题目内容
（请给出正确答案）
[判断题]
Inbreeding causes homozygous expression of recessive genes, whereas the dominant genes remain heterozygous（）
提问人：网友lixin080108
发布时间：2022-01-07
题目内容
（请给出正确答案）
如搜索结果不匹配，请 
您可能会需要：
安装简答题APP，拍照搜题省时又省心！
更多“Inbreeding causes homozygous e…”相关的问题
第1题
Inbreeding results in an increase in the frequency of heterozygotes compared to the results of random mating.
第2题
Female mammals that are heterozygous for an X-linked gene have patches of cells that express one allele and patches of cells that express the other.
第3题
Top Trades Co has been trading for a number of years and is currently going through a period of expansion.An extract from the statement of cash flows for the year ended 31 December 20X7 for Top Trades Co is presented as follows: $'000 Net cash from operating activities 995 Net cash used in investing activities (540) Net cash used in financing activities (200) Net increase in cash and cash equivalents 255 Cash and cash equivalents at the beginning of the period 200 Cash and cash equivalents at the end of the period 455 Which of the following statements is correct according to the extract of Top Trades Co's statement of cash flows?
A、The company has good working capital management
B、Net cash generated from financing activities has been used to fund the additions to non-current assets
C、Net cash generated from operating activities has been used to fund the additions to non-current assets
D、Existing non-current assets have been sold to cover the cost of the additions to non-current assets
第5题
全国性抽样调查项目的调查对象为居住在全国 31 个省市的 18 岁以上的居民。项目组首先将全国的县级单位分为两大类,即县、区 / 县级市,然后按照与人口规模成比例的方法分别抽取了 60 个县和 40 个区 / 县级市。接着在抽中的县、区 / 县级市中,按照与人口规模成比例的方法各抽 2 个乡镇 / 街道,在抽中的乡镇 / 街道中,按照与人口规模成比例的方法各抽 2 个村 / 居。然后在每个入选的村
A．总体方差越大，需要的样本量越小
点击查看答案
B．允许误差越小，需要的样本量越大
C．可利用的资源量影响样本量的大小
D．研究对象的同质性越强，需要的样本量越小
