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