35+ Primary Aging Background. The distinction between primary aging, representing innate maturational processes, and secondary aging, representing the effects of environment and disease (busse, 1969), was used to develop a. Primary aging. open education sociology dictionary.

Studying aging populations phases of aging:

The distinction between primary aging, representing innate maturational processes, and secondary aging, representing the effects of environment and disease (busse, 1969), was used to develop a. The mutation accumulation theory of ageing was first proposed by peter medawar in 1952 as an evolutionary explanation for biological ageing and the associated decline in fitness that accompanies it. • deteriorative changes over time in the relative absence of disease or primary aging processes occur in the absence of disease. The term refers especially to human beings, many animals, and fungi, whereas for example bacteria, perennial plants and some simple animals are potentially biologically immortal.