Parents' chromosomes determine the gender of their offspring by passing along x and y chromosomes. which chromosome (s) can come from which parents?

In parental chromosomes to determine gender of the offspring, male parents pass the X or Y chromosomes, while female parents pass only the X chromosomes to the offspring

An ecosystem is in a certain area and includes living and non living plus there is weather conditions and a biome is a large amount of area with similar climate.so ecosystem is based on weather and biome is based on the average climate