A Long Piece of Ribbon Wired Along Both Long Edges

question 48

Multiple Choice

A long piece of ribbon wired along both long edges is twisted into a helix and wrapped around individual pipe cleaners that have been rolled into spools;this grouping is then twisted (super coiled) again to condense it.This could be best used as a simple model for

• A)a plasma membrane,where the pipe cleaners represent the phospholipid bilayer and the ribbon represents proteins embedded in the membrane.
• B)a cell wall.
• C)a mitochondrion.
• D)a chromosome,where the pipe cleaners represent bundles of proteins around which the DNA double helix (wired ribbon)is wrapped.

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Definitions:

Patent Infringement

The unauthorized use or sale of a patented invention.

Implied Warranty

A legal concept that guarantees a product will meet basic quality and functionality standards, even if not explicitly stated in a contract.

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Intellectual Property Laws

Legal regulations that protect creators' rights over their inventions, works, symbols, names, and images created by the mind.