Turner's syndrome is a human female disorder characterized by short stature, obesity, and failure to mature sexually. it is caused by a missing x chromosome, so the affected person has only 45 chromosomes. when there is an extra or missing chromosome, the chromosomes never separate from the tetrad during metaphase of meiosis i. they are always xo, as yo is a fatal condition prior to birth. how can a genetic disorder, such as turner's syndrome, occur?

The large ground finch obtains food by cracking seeds. what is its short, strong beak an example? a) tendency toward perfection b) adaptation of a species over time c) selective use and disuse of an organ over time d) scarcity of recourses

Which of the following represents the correct format for the scientific name? a. staphylococcus aureusb. staphylococcus aureusc. staphylococcus aureusd. staphylococcus aureus

Which best compares habitat and niche? o niche is a place in which organisms live, and habitat is the way in which an organism fits into its habitat.o habitat is a place in which organisms live, and niche is the way in which an organism fits into its habitat.habitat is a group of organisms that live in an area, and niche is a specific species that lives in that areao niche is a group of organisms that live in an area, and habitat is a specific species that lives in that area.