Is it true or false like need it fast

The medial line is the central axis of the figure, dividing the body vertically into equal right and left haves. ... Sagittal Plane The sagittal plane divides the body vertically into equal right and left halves. This plane is also referred to as the midsagittal plane because it is on the midline of the body.

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If you're referring to wing color in terms of evolution, wing color can be determined by something as small as the color of trees that particular bird is around. Those with wings that match the tree color are most likely to survive because they are more hidden from predators.