Which Statement Is TRUE

question 186

Multiple Choice

Which statement is TRUE?

• A) Mutations aside, the structure of DNA remains fixed throughout one's life.
• B) Epigenetic mechanisms can alter the expression of genes.
• C) Changes in the expression of genes can be passed on to offspring.
• D) Each gene is a segment of DNA that is the code for the production of particular proteins.

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Definitions:

Addition Polymer

A type of polymer formed by the successive addition of monomer molecules with double or triple bonds.

Condensation Polymer

A polymer formed by the reaction of monomer molecules, releasing small molecules such as water or methanol as by-products.

Teflon

A synthetic fluoropolymer of tetrafluoroethylene that has numerous applications due to its high resistance to heat, chemicals, and electricity.

Addition Polymer

Polymers formed by the sequential addition of monomer units with double or triple bonds, resulting in a long chain molecule without the loss of any small molecule byproducts.