Examlex
Which organelle or structure is absent in plant cells?
Urban Areas
Regions characterized by high population density and vast human features in contrast to areas dominated by natural landscapes.
Tay-Sachs Alleles
Genetic variants associated with Tay-Sachs disease, a fatal genetic disorder that causes progressive destruction of the nervous system in infants and young children.
Homozygous
Having two identical alleles for a particular gene, resulting in a specific trait being expressed in an organism.
Heterozygotes
Individuals carrying two different alleles for a specific gene, one inherited from each parent.
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