The disease phenylketonuria is an example of how what?

A. a single gene can only affect a single trait.

B. a single gene can affect multiple traits.

C. all of these

After mitosis each identical daughter cell has a complete set of what? Is it chromosomes or organelles?

Which option explains why genes are sections of chromosomes but chromosomes are not made up of genes

Is natural gas found in equal amounts around the globe why or why not?

How many african american are carries of sickle cell allele?

Which of the following is not a way in which a warmer climate may affect us? Sea levels will rise. All latitudes will become tropical in temperature. Extreme weather events will increase. Diseases may spread more quickly.

Why do cells need energy?

Trees that produce fruit, such as the Peach tree, belong to which of the following? a. angiosperms c. nonvascular plants b. gymnosperms d. seedless vascular plants

List three human activities that result in air pollution

what are the chances that a hybrid dimpled woman and a pure dimpled cheek man will have a child without dimples?

The nurse prepares to teach an adolescent scheduled for an appendectomy about what to expect. the adolescent says, "i would rather look this up on the internet." the nurse should: