are frequent in the taiga and are very necessary to help regenerate forests. Question options:

Hurricanes

High Winds

Fires

Rain storms

How many variables are altered in a good experiment? a.1 b.0 c.2 d.3

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

How can you tell the difference between rough er from smooth er?