Which of the following correctly pairs a structure in a plant cell with its description? A. Nucleus supports the cell's shape.
B. Mitochondria transports materials
C. Cell membrane separates a cell from its environment
D. Cell Wall: consists of all genetic information needed by the cell

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

Awave has a wavelength of 15 mm and a frequency of 6 hertz. what is its speed?

Aplant may open end close its stomata to prevent excess water loss and maintain