PLEASE HURRY IM BEING TIME HELP FAST!! Soil erosion occurs___
A. where animals eat away all the plants
b. when forests are removed
C. on steep slopes
d all of the above

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

Indica el nombre y la fucion de los vasos sanguineos que entran y salen de los riñones

This is the diveristy of ecosystems natural communites and habits it is the variety of ways that species interact with each other and their environment