Is an example of how gene flow could occur. The introduction of a plant variety that is resistant to insect pests. The isolation of a population of lizards that l

The introduction of a plant variety The introduction of a plant variety

that is resistant to insect pests.

Explanation:Gene flow can simply be said to be gene movement from one population to another population.

Gene flow can also mean the movement of the pollen across from one population of white spruce to another. It can be in the form of introduction.

answer: grassland biomes are closer to the equator and receive more rain.

grasslands are biomes that are dominated by grasses rather shrubs and trees. savanna are biomes that exhibit grasses, shrubs and small tree as vegetation. grasslands are located near the equator of the earth. these are found in north america. savanna biomes are found in africa, south america, australia and india. grassland exhibit moderate climatic conditions, it receives   amount of rainfall higher than savanna.   therefore, savanna exhibit dry and hot climatic conditions.