What is the name of the image below? foodchain1.png

Predators control prey populations but prey populations do not control predator populations. 

What is the name of the image below? food web.png

These organisms are examples of ___.  lichens.png

If 1000 Kcal are available to the rabbits, how much energy is available to the bird? food pyramid.png

Which organisms in the image below would be classified as carnivores (according to this image only)? foodweb6.png

Look at the image below. What level of classification is indicated by the #4? hierarchy2.png

When an unvaccinated individual in a population is protected from infection because a significant percentage of the overall population is vaccinated and immune, this is called:

1/3 of the world’s population is infected with which of the following pulmonary pathogens?

How is phase variation often accomplished at the genetic level?