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What is the diameter of the DNA molecule?
The diameter of the alpha helix structure of DNA is 2nm, the diameter after having wrapped around the first histone is 11nm. That string wraps around another histone forming a 30nm chain, and so forth until you reach the chromasomal structure of roughly 700nm.
How many sides has a 3d cone?
If you're asking "How many surfaces are there on a 3-dimensional cone? then the answer is 2: The first surface is the circular base. The 2nd is the actual "cone" part that wraps around to a point above the circle.
Is sphere 3D shape?
A sphere is a 3D shape. Here are some sphere facts: * A sphere has one face which wraps around the whole of it's shape. * A sphere is the 3D equivalent of a circle. * A sphere has no vertices or edges. CK x
What percentage of earth is dark?
Slightly less than 50%. Without an atmosphere, it would be 50% but diffraction of sunlight in the earth's atmosphere means that sunlight "wraps around" the termonator - giving us dusk and twilight. These are periods when it is light even though the sun is not visible.
What 3d shape is made of two circles and rectangles?
The 3D shape made of two circles and rectangles is a cylinder. It consists of two circular bases connected by a curved rectangular surface, which wraps around the sides. This shape is commonly found in everyday objects, such as cans and pipes. The circles represent the top and bottom faces, while the rectangles form the lateral surface.
