Examlex
What are the three types of beds characteristically exhibited by a prograding delta?
Recessive Gene
A type of gene that expresses its traits only when paired with an identical or similar gene, as opposed to a dominant gene that can express its traits when paired with a different gene.
21st Chromosome
A chromosome in humans that, when an individual has three copies (trisomy 21) rather than the usual two, causes Down syndrome.
Down Syndrome
A genetic disorder caused by the presence of all or part of a third copy of chromosome 21, characterized by developmental delays, physical growth limitations, and distinctive facial features.
Phenylketonuria
A genetic disorder in which the body cannot properly break down an amino acid called phenylalanine, leading to harmful levels in the body.
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