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  1. Heterozygous - National Human Genome Research Institute

    2 days ago · Heterozygous, as related to genetics, refers to having inherited different versions (alleles) of a genomic marker from each biological parent. Thus, an individual who is …

  2. Heterozygous: Definition, Examples, and Comparison to …

    Jan 7, 2020 · When you’re heterozygous for a specific gene, it means you have two different versions of that gene. The dominant form can completely mask the recessive one, or they can …

  3. Heterozygous Genotype: Traits and Diseases - Verywell Health

    Aug 25, 2024 · Heterozygous is a term used in genetics to describe when two variations of a gene, known as alleles, are paired at the same location (locus) on a chromosome. By contrast, …

  4. Heterozygous - Definition and Examples | Biology Dictionary

    Apr 27, 2017 · Heterozygous is a description of the genotype, or combination of alleles present in an organism. The genotype gives rise to the phenotype. Depending on the different …

  5. Homozygous vs. Heterozygous: What's the Difference?

    Aug 20, 2025 · Learn the difference between homozygous vs. heterozygous with simple explanations and clear examples. Understand how these genetics terms are used, their impact …

  6. Zygosity - Wikipedia

    If one copy of an essential gene is mutated, the (heterozygous) carrier is usually healthy. However, more than 1,000 human genes appear to require both copies, that is, a single copy …

  7. HETEROZYGOUS Definition & Meaning - Merriam-Webster

    Feb 19, 2024 · The meaning of HETEROZYGOUS is having the two alleles at corresponding loci on homologous chromosomes different for one or more loci. How to use heterozygous in a …

  8. What is Heterozygous in biology? - California Learning Resource …

    Mar 13, 2025 · In the realm of genetics, heterozygous describes a fundamental genotypic state where an organism possesses two different alleles for a particular gene locus on homologous …

  9. Heterozygous - Definition, Types, Inheritance, Clinical Significance

    In genetics, an allele is a variant form of a gene found at a specific locus on a chromosome. An individual inherits one allele from each parent. A heterozygous individual has two different …

  10. Heterozygous - Definition and Examples - Biology Online

    Nov 19, 2023 · The term heterozygous is used to describe a cell, a nucleus, or an individual organism that carries different or non-identical alleles for a particular trait at the same loci on …