Phospholipids consist of a polar molecule, a phosphate group, a glycerol unit and two fatty acids. They are found in cell membranes, which enclose the cytoplasm and other parts of a cell. Steroids include cholesterol, cortisone and sex hormones, such as estrogen, testosterone and progesterone. They have a carbon backbone that contains four fused ring-like structures.
These are common questions, particularly after someone finds out their score from an IQ test. Lewis Terman (1916) developed the original notion of IQ and proposed this scale for classifying IQ scores: Over 140 - Genius or near genius. 120 - 140 - Very superior intelligence.
The average IQ across all Americans is a score of 100, With 91 to 109 considered average or normal. 110 to 119 is considered to be Superior Intelligence and 120 to 129 is considered Very Superior Intelligence.. A score of 130 to 139 is listed as Gifted, and 140 or above is considered Genius or Near Genius..