Examlex
A mass on a spring oscillates with an amplitude of 5.0 cm.What is the position of the mass when the kinetic and potential energies are equal?
Evolutionary Pathway
A sequence of genetic, structural, or functional changes that occur in a biological lineage over time leading to diversification and speciation.
Notochord
A flexible rod-like structure that provides support in all embryonic and some adult chordate animals.
Amniotic Egg
An egg with a protective amniotic membrane, enabling the embryo to develop outside the mother's body, characteristic of reptiles, birds, and certain mammals.
Homo Habilis
An extinct species of early human that lived approximately 2.1 to 1.5 million years ago, known for using stone tools.
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