Do pollen grains have the same number of chromosomes as a regular plant cell?

Which of the following statements are true chromosomes make up genes

What field of science did harry hess study?

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