Happiness is _________.( )
A: genetic
B: genes
C: genetics
D: gene
A: genetic
B: genes
C: genetics
D: gene
举一反三
- 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
- Among the following genes, ( ) is the housekeeping gene. A: Ribosomal protein gene B: Hemoglobin gene C: Insulin protein gene D: Ovalbumin gene
- ______ is the study of how characteristics are passed from generation to generation. A: cholesterol B: conspicuous C: Genetics D: Genes
- The main idea of this article is about （）. A: unlocking genetic code B: the genes" discovery C: the great human genome D: the genes and the scientists
- 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.