Examlex
When a student participates as a research subject to fulfill a course requirement, the student must be given a choice of an alternative activity to fulfill the course requirement.
DNA Or RNA
Molecules that contain the genetic information for the synthesis of proteins and control of cellular activities; DNA is double-stranded while RNA is typically single-stranded.
Enzymes
Biological catalysts that speed up the rate of chemical reactions in the body without being consumed or permanently altered.
Electric Spark
A sudden discharge of electricity through the air, producing a bright flash of light and often accompanied by a sharp crackling sound, typically occurring when a high voltage is applied across a gap in a circuit.
Miller-Urey Experiment
A landmark experiment conducted in 1953 that simulated the conditions thought to exist on early Earth, demonstrating that organic compounds could be formed from inorganic compounds.
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