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.
Interpreting IQ Test Results. Average scores for the Wechsler and Stanford-Binet tests are between 90 and 110. A score below 70 indicates mental retardation. Those who score over 165 are considered geniuses.nterpreting IQ Test Results. Average scores for the Wechsler and Stanford-Binet tests are between 90 and 110. A score below 70 indicates mental retardation. Those who score over 165 are considered geniuses.