The perception of different colors, such as red, green, or blue, is caused by:

The perception of different colors, such as red, green, or blue, is caused by different wavelengths of light.
Due to the fact that light has different wavelengths, we can perceive different colors with our sight. As a matter of fact, light has no color - it is just because of its refraction and different wavelengths that we can see a certain number of colors - some people may see more, some may see fewer.

What is the difference between cytokinesis in plant and animal cells? animal cells dived by a cleavage furrow. plant cells divide by a cell plate that eventually becomes the cell wall. cytoplasm and cell membranes are necessary for cytokinesis in both plant and animals.

Ther are many reasons.. is it a multiple choice?