The hereditary mode of handedness or folding leg was likely the dominantheredity of single gene of autosome, and the right type of them was the dominant character.
利手和叠腿很可能均为常染色体单基因遗传，利手右型和叠腿右型分别为显性性状；
2
The hereditary mode of rolling tongue or pointed tongue was the dominantheredity of single gene of autosome, and the can-rolling type or can-pointed type was the dominant character.
卷舌和尖舌均为常染色体单基因显性遗传，能卷舌型和能尖舌型分别为显性性状；
3
The results showed that the weak light-resistant ability of tomato has significant hereditary effects on dominant character and gene interaction while there exists part additive effect of heredity.