Examlex
Each curve in the graph below shows the proportion of amino acid between a protein in two species that diverged from a common ancestral species. Which protein is the MOST conserved (i.e., changes most slowly in sequence) ?
Intelligence
The ability to acquire knowledge, solve problems, and use reasoning to adapt to new situations.
Test Difficulty
A measure of how challenging a test or examination is, often determined by the proportion of test-takers who answer each item correctly.
Sequence of Births
The chronological order in which children are born into a family, which is often studied to understand its psychological impact on personality and development.
Boys and Girls
Biological and social categories referring to the two primary sexes, male and female, highlighting their differences in anatomy, psychology, and societal roles.
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