homozygote: meaning, definition, pronunciation and examples

Low
UK/ˌhɒmə(ʊ)ˈzaɪɡəʊt/US/ˌhoʊməˈzaɪɡoʊt/

Technical/Scientific

My Flashcards

Quick answer

What does “homozygote” mean?

An organism that has two identical alleles for a particular gene.

Audio

Pronunciation

Definition

Meaning and Definition

An organism that has two identical alleles for a particular gene.

In genetics, an individual whose genotype for a specific trait consists of two identical alleles (either both dominant or both recessive), resulting in uniform expression of that trait in offspring when self-crossed or crossed with another identical homozygote.

Dialectal Variation

British vs American Usage

Differences

No significant differences in meaning or usage. Spelling is identical.

Connotations

Identical technical connotations in both varieties.

Frequency

Equally low frequency in both UK and US English, confined to scientific contexts.

Grammar

How to Use “homozygote” in a Sentence

homozygote for [gene/trait]homozygote with respect to [allele]a [dominant/recessive] homozygote

Vocabulary

Collocations

strong
recessive homozygotedominant homozygotetrue-breeding homozygote
medium
homozygote for the genehomozygote individualform a homozygote
weak
rare homozygotecommon homozygotelethal homozygote

Examples

Examples of “homozygote” in a Sentence

adjective

British English

  • The homozygote plants were all tall.
  • A homozygote state for that mutation is rare.

American English

  • The homozygote mice showed the trait uniformly.
  • A homozygote condition was confirmed by testing.

Usage

Meaning in Context

Business

Not used.

Academic

Used in genetics, biology, and medical textbooks and research papers.

Everyday

Virtually never used in everyday conversation.

Technical

Core term in genetics, agriculture (selective breeding), and medical genetics.

Vocabulary

Synonyms of “homozygote”

Strong

homozygous individual

Neutral

true-breeding organism

Weak

pure lineuniform genotype

Vocabulary

Antonyms of “homozygote”

Watch out

Common Mistakes When Using “homozygote”

  • Misspelling as 'homozigote' or 'homozygous' (which is the adjective).
  • Using it as a verb (e.g., 'to homozygote').

FAQ

Frequently Asked Questions

A homozygote has two identical alleles for a gene, while a heterozygote has two different alleles.

Yes, if it carries two copies of the recessive allele (recessive homozygote), the recessive trait will be expressed.

It is primarily a noun. The adjective form is 'homozygous'.

It is most common in genetics, molecular biology, evolutionary biology, agriculture, and medical genetics.

An organism that has two identical alleles for a particular gene.

Homozygote is usually technical/scientific in register.

Homozygote: in British English it is pronounced /ˌhɒmə(ʊ)ˈzaɪɡəʊt/, and in American English it is pronounced /ˌhoʊməˈzaɪɡoʊt/. Tap the audio buttons above to hear it.

Learning

Memory Aids

Mnemonic

Think 'HOMO' (same) + 'ZYGOTE' (fertilised egg) = an organism with two identical gene versions from the start.

Conceptual Metaphor

A genetic 'purebred' (like a dog breed that always looks the same).

Practice

Quiz

Fill in the gap
A pea plant with two alleles for yellow seeds is a for that trait.
Multiple Choice

What is the primary characteristic of a homozygote?