plz help A disease resistance gene is a gene that either lessens the symptoms of a disease or helps an organism avoid getting the disease in the first place. Explain why the mutation to the CCR5 gene results in an allele that provides disease resistance.

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

What is one function of the embedded proteins

What causes temperature extremes in the desert