An energy pyramid shows the amount of
available at each feeding level in an ecosystem.

Idont think i'm understand this some one me! before we begin our discussion on evolutionary theory, reflect on your personal philosophical or religious views with regards to evolutionary theory. what is the difference between science and religion?

The skeletal system performs a variety of functions that are crucial to maintaining life processes. what function is performed in the bone marrow, but not in the ossified bones of the skeleton? a oxygen transportation c mineral storage b. muscle attachment d red blood cell production

Diffusion and osmosis are forms of passive transport