~migration of birds into a new habitat ~pollen blowing in from plants in a far-away habitat ~fish swimming in to a new habitat in a river ~seeds being carried to an island on the ocean waves the four examples listed above could all be responsible in the change in a gene pool, also called adaptation founder effect genetic drift gene flow

Why do mutations in genes affect traits? o a. genes determine what type of mutagens an organism has. o b. genes produce proteins that cause traits. o c. genes affect how many chromosomes an organism has o d. genes code for carbohydrates that influence traits.

The body is protected against harmful flu viruses by

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).