The age of an ancient tree trunk is estimated using radiocarbon dating. If the trunk has a c-14 decay rate that is 34% of what it is in living plants

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the elements of art are the visual tools that the artist uses to create a composition. these are line, shape, color, value, form, texture, and space.

the principles of art and design are balance, contrast, emphasis, movement, pattern, rhythm, and unity/variety.

it is called the mitotic spindle