What is the two most important aspects of defense?

What is the main causes of gray hairs and balding? write your answer in 2 paragraphs

How could natural selection best be used to explain the evolution of the white fur of arctic fox

If a basic life insurance illustration is used by an insurance producer in the sale of life insurance and the policy is applied for as illustrated, a signed copy of that illustration must be submitted to the insurer and provided to the applicant?