Respuesta :

wrinkles are a biological sign of aging

Answer:

Loss of hearing of higher frequencies

Wrinkles appearing due to exposure to the sun's ultraviolet rays,

Decline in female fertility.

Hair turning gray.

Breakdown of joint cartilage

Explanation:

In humans ageing is sum of all the changes in the human body over time. The changes include physical, psychological, and social changes. Some of the effects are listed below:

Loss of hearing of higher frequencies

Wrinkles appearing due to exposure to the sun's ultraviolet rays,

Decline in female fertility.

Hair turning gray.

Breakdown of joint cartilage.