called ( )
A: genome
B: gene
C: DNA
D: chromosome cDNA
举一反三
- 一个群体中全部个体所共有的全部基因被称为? A: 基因库 (gene pool) B: 基因组 (genome) C: 基因文库 (gene library) D: cDNA文库 (cDNA library)
- 一个群体中全部个体所共有的全部基因被称为? A: 基因库 (gene pool) B: 基因组 (genome) C: 基因文库 (gene library) D: cDNA文库 (cDNA library)
- Operator: ( ) A: An operator is a DNA region that is working with promoter for genes to express. B: An operator is a DNA region at 5’ of a gene for a repressor to bind to prevent gene expression. C: An operator is a repressor protein to help genes to express. D: An operator is a repressor protein to inhibit genes to express.
- Which is correct about the red-green colorblind in humans? A: loss of L or M cone genes on the X chromosome B: gain of S cone genes on the X chromosome C: loss of L or M cone genes on the Y chromosome D: gain of S cone genes on the Y chromosome
- Which is correct about the red-green colorblind in humans? A: (A) loss of L or M cone genes on the X chromosome B: (B) gain of S cone genes on the X chromosome C: (C) loss of L or M cone genes on the Y chromosome D: (D) gain of S cone genes on the Y chromosome
内容
- 0
The chromosome theory of inheritance states that A: All are correct B: chromosomes are made of DN C: genes are located on chromosomes. D: alleles of a gene segregate during cell division.
- 1
Which of the<br/>following statements about non-coding DNA is wrong? () A: DNA sequence of non-coding protein. B: DNA sequence of non-coding RNA and protein. C: DNA sequence participating in the regulation of gene expression, but<br/>not coding protein. D: Relate to genome protection.
- 2
Linked<br/>genes are A: found<br/>on the same chromosome B: found<br/>in the same nucleus C: found<br/>only on sex chromosomes D: joined<br/>by a centromere
- 3
which of following do not belong to pathogenic variations of the endogenous genes ( ) A: gene amplification B: abnormal gene expression C: invasion of the foreign genes D: gene arrangement E: point mutation
- 4
Among the following genes, ( ) is the housekeeping gene. A: Ribosomal protein gene B: Hemoglobin gene C: Insulin protein gene D: Ovalbumin gene