Examlex
Since it is the electrochemical gradient that determines the direction and magnitude of an ion's movement across a membrane, describe how one can determine the direction of ion movement based on the electrical and chemical gradients.
Cultural Trends
The way cultural elements, such as beliefs, practices, fashion, and technology, change and gain popularity over time within a society.
Neandertals
An extinct species or subspecies of archaic humans who lived in Eurasia until about 40,000 years ago, known for their distinctive skeletal remains and association with Middle Paleolithic tools.
Homo Sapiens Sapiens
The scientific name for modern humans, emphasizing our species as the most recent development in human evolution.
Nonhuman Primate Beginnings
The evolutionary origins and development of primates other than humans, key to understanding human evolution and biological heritage.
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