Nouns ending in a consonant followed by -y change the -y to -ies in the plural form.
Biopsy is regular. It follows the -ies Conversion rule.
Use plural verbs: "The biopsies are ready" (not "is ready").
Yes. The plural biopsies is standard across all English variants.
The word biopsy follows the standard English pluralization rule. When forming the plural, biopsy becomes biopsies. This follows the -ies Conversion pattern, which is one of the most common plural rules in English.
Understanding why biopsy becomes biopsies helps with spelling and pronunciation. Nouns ending in a consonant followed by -y change the -y to -ies in the plural form.
When using biopsies in writing, remember that it functions as a plural noun in sentences. It pairs with plural verbs and pronouns. For example: "The biopsies are ready" (not "is ready"). This subject-verb agreement is essential for grammatical correctness.