Which level on the energy pyramid has the third most energy?
a. primary producers
b. primary consumer
c. secondary consumers
d. tertiary consumer

Match the following terms and definitions. the transformation of a larva to an adult; occurs only in animals having great differences in form between the larva and adult pupa 2. type of mammal that lays eggs monotreme nymph the part of certain insect life cycles in which the young animal has no wings or reproductive organs the developmental stage between larva and adult in insects undergoing metamorphosis metamorphosis 5. the male gonad which produces sperm testes

The structure of cells has changed significantly overtime. what concept explains the presence of mitochondria in cells?

The footprints of a dinosaur and the burrow of an ancient shrimp are examples of which kind of fossils