Examlex
Write a positive or negative integer that describes the situation.
-135 feet above sea level
Genes
Segments of DNA located on chromosomes that carry the instructions for making proteins, crucial for determining the traits and functions of an organism.
Neurotransmitters
Chemicals that are released by neurons and that affect the activity of other neurons.
Cigarettes
Thin cylinders of finely cut tobacco rolled in paper for smoking, known to contain harmful substances and are associated with health risks like cancer.
World War II
A global conflict that lasted from 1939 to 1945, involving most of the world's nations and marking the deadliest conflict in human history.
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