A pleiotropic gene:
1. | Is expressed only in primitive plants |
2. | Is a gene that evolved during Pliocene |
3. | Controls a trait only in combination with another gene |
4. | Controls multiple traits in an individual |
Inheritance of skin colour in humans is an example of:
1. chromosomal aberration
2. point mutation
3. polygenic inheritance
4. codominance
Which one of the following is an example of polygenic inheritance?
1. Flower colour in Mirabilis jalapa
2. Production of male honey bee
3. Pod shape in garden pea
4. Skin colour in humans