Hemophilia is a sex-linked genetic disease involving the blood-clotting mechanisms. Itis carried on the X chromosome. A female carrier of hemophilia (XhX) and a male whosuffers from hemophilia (XhY) produce offspring. Out of all of their children, what is thelikelihood that one would be a son who inherits hemophilia?

Click an item in the list or group of pictures at the bottom of the problem and, holding the button down, drag it into the correct position in the answer box. release your mouse button when the item is place. if you change your mind, drag the item to the trashcan. click the trashcan to clear all your answers. label the following topographic map. click on a label below the map to select it, and then click on the appropriate box on the map to place the label. (increments for contour lines is 50 ft).

What is a photon? a. part of a ribosome b. a light particle c. a carbon dioxide molecule d. part of a chloroplast b. a light particle

Aprocedure done under controlled conditions to test a hypothesis is an inquiry.