Telomeres and Aging Discussion

What is a telomere?

• A stretch of DNA at the ends of chromosomes

• A type of enzyme that elongates DNA

• A gene that codes for a specific protein

• A type of cell that is associated with aging

True or False. Telomeres help protect important coding sequences of DNA from degradation.

• True

• False

What happens to telomeres when cells divide?

• Telomeres get shorter.

• Telomeres get longer.

• None of these.

Tags

NGSS.HS-LS1-4

True or False. Longer telomeres are indicative of older cells.

• True

• False

True or False. Some cells can increase the length of their telomeres.

• True

• False

How does hyperbaric oxygen therapy affect telomere length?

• It can lengthen telomeres

• It shortens telomeres

• It causes cells to age more rapidly.

• None of these.