Examlex
Metamorphic rocks can occur from sedimentary and igneous rocks.
Peripheral Sexual Characteristics
Traits that emerge during puberty that are not directly involved in reproduction but distinguish between the sexes, such as facial hair in males and breast development in females.
Neurons
Neurons are the primary cells of the nervous system, responsible for transmitting information through electrical and chemical signals.
Gyri
The ridges or convolutions that make up the surface of the brain, increasing its surface area and allowing for greater cognitive processing power.
Sulci
Grooves or furrows on the surface of the brain, which along with gyri (ridges), increase the surface area of the cerebral cortex.
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