What Best Describes the Potential Role of Telomeres in the Aging

question 137

Multiple Choice

What best describes the potential role of telomeres in the aging process?​

• A) ​They are the packets of fuel that feed each cell and that become more porous with age.
• B) ​They are "glue" that binds together the base pairs of DNA molecules and form weaker bonds with age.
• C) ​They are the scrubber cells that clear all debris from our arteries and become less efficient with age.
• D) ​They are a portion of a chromosome that gets shorter until DNA replication is no longer possible.

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Definitions:

2-Methylpropane

An alkane with the chemical formula C4H10, also known as isobutane, characterized by a branched structure.

Conformers

Different spatial arrangements of atoms in a molecule that can be converted into one another by rotation around single bonds.

Butane

A gaseous hydrocarbon with the formula C4H10, existing in two isomeric forms and used as a fuel and a refrigerant.

Torsional Strain

A type of strain in molecules that occurs when atoms in a molecule are placed such that they cause repulsion by being in close proximity, often linked to bond angles and rotation around bonds.