Examlex
In the middle and high latitudes, there are no significant seasonal variations in the duration of sunlight.
Proteins
Large molecules made up of amino acids, essential to the structure, function, and regulation of the body's cells, tissues, and organs.
Chromosomes
Structures made of DNA and proteins found in the nucleus of cells, responsible for carrying and transmitting genetic information.
Instructions
Directions or orders given for the purpose of guiding or directing actions.
Epigenetics
The study of how environmental factors affect genes and genetic expression—enhancing, halting, shaping, or altering the expression of genes.
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