Answer:
Because they all have a different purpose
Explanation:
The epidermis provides a waterproof barrier and creates our skin tone.
The dermis, the middke layer of skin , contains tough connective tissue, hair follicles, and sweat glands.
The hypodermis is made of fat and connective tissue.
A disease agent can affect more than one organ of the body, and more than one disease agent can affect the same organ of the body are multifactorial in origin
<h3>What is Multifactorial inheritance ?</h3>
When more than one factor contributes to a trait or health issue, such as a birth defect or persistent sickness, this is referred to as multifactorial inheritance. Genes can play a role, but other non-gene-related factors can also be important. These may consist of: Nutrition. Lifestyle
- There is general agreement that there are numerous mechanisms and reasons involved in sudden infant death syndrome, which is complex. Understanding the complex and multifaceted nature of obesity requires a study of genotype by environment interactions.
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<span>Valence is defined as number of electrons that are present in the outermost orbital. Oxygen is in the 16th column of the periodic table and the total number of valance electrons is determined by units place digit of the column position which is 6 for oxygen. The outermost orbital is the high energy level and there are two in that orbit. So the valance is +2.</span>