Individual #3 and her husband have another son. What is the probability that his son is affected by the disease?

Pls explain, Thanks a lot

Ascientist and her team counted 200 individual deer in an area of 10 square kilometers. what is the population density?

Molecular models of two different substances are shown below. in the molecule on the left, the oxygen atom pulls on electrons more strongly than the hydrogen atoms. in the molecule on the right, the two oxygen atoms pull on the shared electrons with the same strength. water molecule, h,o oxygen molecule, oz when the two substances are put in the same container, they do not attract each other. why does this happen? a. they both contain oxygen. b. one is polar and one is nonpolar. c . they are both polar. d. they contain different elements.

The negative change found inside the plasma membrane is created by potassium ions sodium ions hydrogen ions chlorine ions