2022知到答案 食品细胞工程 最新完整智慧树知到满分章节测试答案

第一章 单元测试

1、 问题:The biotechnology that can effectively break the boundaries of species, directionally transform the genetic traits of organisms, and breed new and excellent varieties is ( ). ( )
选项：
A:Genetic engineering technology
B:Mutagenesis breeding technology
C:Hybrid breeding technology
D:Tissue culture technology
答案: 【
Genetic engineering technology
】

2、 问题:The genome represents a cell or organism ( ). ( )
选项：
A:Part of genetic information
B:Complete set of genetic information
C:Transcribable genes
D:Non-transcribed genes
答案: 【
Complete set of genetic information
】

3、 问题:Plant cell engineering includes ( ). ( )
选项：
A:Genetic modification
B:Cell preservation technology
C:Plant tissue culture
D:Cell Fusion Technology
答案: 【
Genetic modification
Cell preservation technology
Plant tissue culture
】

4、 问题:Microbial cell engineering is mainly used to produce valuable target products, including vaccines and better disease diagnosis tools. （ ）
选项：
A:对
B:错
答案: 【
对
】

5、 问题:Vitamin A deficiency can lead to night blindness, which gradually evolves into dry eye, corneal softening and complete blindness in the later stage, but it will not lead to an increase in adverse conditions during pregnancy and lactation. （ ）
选项：
A:对
B:错
答案: 【
错
】

第二章 单元测试

1、 问题:( ) is the most commonly used monosaccharide and the main energy source. ( )
选项：
A:Maltose
B:Fructose
C:Lactose
D:Glucose
答案: 【
Glucose
】

2、 问题:Adherent cells need to be passaged via ( ). ( )
选项：
A:Centrifugation
B:Enzymatic digestion method
C:Freezing preservation method
D:Mechanical separation method
答案: 【
Enzymatic digestion method
】

3、 问题:US federal law requires researchers to follow ( ) principles in animal experiments. ( )
选项：
A:Replacement
B:Reduction
C:Refinement
D:Repeat
答案: 【
Replacement
Reduction
Refinement
】

4、 问题:Cell experiments can replace animal experiments. （ ）
选项：
A:对
B:错
答案: 【
错
】

5、 问题:Suspension cells need to attach to a surface in the early stage of cell culture. （ ）
选项：
A:对
B:错
答案: 【
错
】

第三章 单元测试

1、 问题:Which is unique subcellular structure in bacterial cell?（ ）。
选项：
A:Nucleoid
B:Ribosomes
C:Cytoplasm
D:Cell membrane
答案: 【
Nucleoid
】