What structure is the arrow is pointing to? 
Definitions:
Chromosomes
Structures within cells that contain DNA and carry genetic information for the inheritance of traits.
Genetic Differences
Variations in the DNA sequences among individuals, which can influence a wide range of physical attributes, behaviors, and susceptibility to diseases.
Cultural Taboo
Behaviors or customs that are forbidden or considered highly inappropriate within a particular culture or society.
Taste Buds
Small sensory organs located on the tongue, capable of detecting the five basic taste sensations: sweet, salty, bitter, sour, and umami.
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