Dr. Peters tells a pregnant woman that she is now at the point in her pregnancy where her baby would have a 50% chance of surviving if it were born today. At what point in pregnancy is this woman?

Which state has the highest proportion of people over the age of 65?

Florida California Arizona Michigan

In normal development, if the male contributes an X chromosome, the child will be male; if he contributes a Y chromosome, the child will be female

Indicate whether the statement is true or false