What is an example of a neutral mutation? a frog born with white skin a person's inability to break down sugar a red flower with one part colored yellow

What does x represent in the formula for the compound xcl4?

Air can be considered a mixture. which statement does not explain why?

How does the atmosphere to make earth livable? check all that apply. causes the seasons contains oxygen provides warmth creates important nutrients blocks harmful energy from the sun plz like !