Why doesn't water become saltier when it comes down from the clouds

If a cell has four pairs of chromosomes, after mitosis each daughter cell will have how many chromosomes?

What is the role of atp in cell metabolism?

How can human selectivity alter the traits of organisms?

Natural selection is the mechanism by which organisms inherit negative traits that ultimately lead them to die. True or false

1. Name three non-renewable energy resources.

Between which two letters does mitosis occur

T or f Active immunity is passed on from a mother to her baby.

The scientific theory that describes the beginning of the Universe is called the Expanding Universe Theory Contracting Universe theory Big Bang Theory Oscillating Universe Theory

Chemicals that kill bacteria or slow their growth are called

Which of these hormones prods the thyroid gland to release thyroxine?