Psychology of Aging Chapter 2

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Which gene is the latest to be considered a possible influence on longevity? A. SNP B. AGE C. GWAS D. FOXO

FOXO

Researchers believe the FOXO gene may play a role in which heritable trait? A. cross-linking B. life expectancy C. antioxidation D. life span

life span

Advanced glycation end-products are thought to affect the rate of aging by causing _________ to form in the body. A. free radicals B. cross links C. mitochondrial mutations D. antioxidants

cross links

Antioxidants are thought to be important to reversing or slowing down the aging process according to which biological theory? A. error catastrophe B. autoimmune C. cross-linking D. free radical

free radical

The substances that accumulate with age in collagen, causing it to cross-link, are known as: A. advanced glycation end-products. B. telomere-shortening molecules. C. antioxidant radicals. D. single nucleotide polymorphisms.

advanced glycation end-products

The fact that collagen alters its structure, becoming rigidified and smaller, relates to which theory of aging? A. cross-linking B. front-loading C. free production D. overuse

cross-linking

Unstable molecules that can form bonds with unpaired electrons and cause cellular damage are known as: A. mitochondrial mutations. B. free radicals. C. autoimmune substances. D. advanced glycation endproducts.

free radical


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