Examlex
Draw a possible segment of isotactic polyacrylonitrile.
Ultimate Levels
Explanations in biology that address why events occur, based on evolutionary significance and history.
Sonograms
Visual representations of the spectrum of frequencies of sound as they vary with time, often used in bird song analysis.
Acoustic Stimulus
A sound or auditory signal that triggers a response in a receiver, commonly studied in animal communication and human psychology.
Genetic Differences
Variation in the DNA sequences among individuals or populations, which can influence traits, disease susceptibility, and adaptation to environmental changes.
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