How important are proteins to the function of a cell?

Look at the photo of the leaf. which term best describes this leaf?

When new rock is added to an oceanic ridge, the magnetized strips on either side of the ridge are evidence of sea-floor spreading. this is because the rocks on the two sides of the ridge o are equal in width and in polarity are polar opposites oare magnetized vary in width but are equal in polarity

When rutherford performed his metal foil experiment, he was surprised that most of the alpha particles