How to Say "genes" in Spanish
The Spanish word for “genes” is “genes” — B1 level. This is a very common word in everyday Spanish.

Examples
Mis genes determinan el color de mis ojos.
My genes determine the color of my eyes.
Ella dice que tiene buenos genes porque nunca se enferma.
She says she has good genes because she never gets sick.
Los científicos estudian cómo funcionan los genes.
Scientists study how genes work.
Making it Plural
This word is the plural form of 'gen'. In Spanish, when a word ends in a consonant like 'n', we add '-es' to make it plural.
Gender Match
Since this word is masculine and plural, you should use 'los' (the) or 'estos' (these) with it.
Genes vs. Gente
Mistake: “Using 'genes' when you mean 'people'.”
Correction: Use 'gente' for people and 'genes' only for DNA/biology. They look similar but are totally different!
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