Which of the following would not be considered an island community for studying biogeographic factors that affect species diversity? A mountain peak surrounded by lowlands
A sandy key surrounded by water near a city
A small rocky land mass 50 miles from the nearest coast
A zoo located on a peninsula near a large city

The observations of hooke and van leeuwenhoek documenting the existence of microscopic cells formed the basis of what important theory? a. the cell theory stating that all living things are composed of cellsb. the theory of spontaneous generation, which held that life forms could arise spontaneouslyc. the theory of chemotherapy, or use of antimicrobials to destroy pathogenic organismsd. the germ theory of disease and causative agents

Acommon kind of mechanical weathering is called

Why should organisms reproduce more offspring than will survive? select all that apply.