PLZ HELP What are 3 genetic disorders caused by either missing or extra chromosomes? Provide a brief short explanation of what causes the disorder and some potential symptoms.

Single-gene disorders, where a mutation affects one gene. Sickle cell anemia is an example.

Chromosomal disorders, where chromosomes (or parts of chromosomes) are missing or changed.

Complex disorders, where there are mutations in two or more genius.

Hope it help^^

Brainliest me pls

c, liquids evaporate, creating a gas

oxygen, selenium, tellurium, and polonium.

they're all from the same group as sulfur (group 16).