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What role did new technological developments play in the Polynesian colonization of the Pacific islands?
Thyroid Gland
An endocrine gland located in the neck that produces hormones regulating growth, metabolism, and energy production.
Chromosomes
Thread-like structures located inside the nucleus of animal and plant cells, made of protein and a single molecule of DNA, that carry genetic information.
Recessive Genes
Genes that are expressed in offspring only when inherited from both parents, as opposed to dominant genes, which are expressed when inherited from just one parent.
Dominant Genes
Genes that overpower their recessive counterparts and determine the phenotype of an organism.
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