How do alleles determine
the expression of
traits?

In complete sentences describe the energy flow between the sun, the earth, and space.

Match each description to the appropriate biome. tropical savanna desert tropical rain forest taiga tundra has sparse vegetation and very cold temperatures located near the equator and contains trees that form dense canopy layers is very hot and dry, and has plants that need little water has cold winters, heavy snowfall and is dominated by conifers has warm temperatures and is dominated by grasses

Connection compare and contrast genetic engineering to the process of natural selection. select all statements that are true.