Species a and b are found in the same ecosystem. what could be inferred from the data shown in the graph below?
a. species a is a keystone species
b. species b is the predator of species a.
c. species b is the prey of species a.
d. species a is a parasite of species b.

19. scientists use meteorites that hit earth to provide evidence of the composition of earth's interior because they hypothesize that

Iguanas need to live in a habitat that is very warm, so the pet store warms their enclosures with "basking lights" which act as an artificial sun. describe how the three methods of thermal energy transfer may take place within the iguana's enclosure.

An example of internal feedback working to maintain homeostasis is your a. decreased respiration rate when you are studying b. decreased heart rate when you are sad c. increased respiration rate when your muscles need more oxygen d. increased heart rate when your lungs need more oxygen