Verbs ending in -e simply add -d to form the past tense. This is the most straightforward regular rule.
Hemagglutinate is regular. It follows the -d Addition rule.
Use past time markers: "Yesterday, she hemagglutinated to the store."
No. Use "did not hemagglutinate" (not "did not hemagglutinated").
The verb hemagglutinate follows the standard English past tense conjugation rule. When forming the past tense, hemagglutinate becomes hemagglutinated. This follows the -d Addition pattern, which is one of the most common conjugation rules in English.
Understanding why hemagglutinate becomes hemagglutinated helps with spelling and pronunciation. Verbs ending in -e simply add -d to form the past tense. This is the most straightforward regular rule.
When using hemagglutinated in writing, remember that it functions as a past tense verb and typically appears with time markers like yesterday, last week, or ago. For example: "Yesterday, she hemagglutinated to the store." The past tense form does not change based on the subject — I hemagglutinated, you hemagglutinated, he/she hemagglutinated, we hemagglutinated, they hemagglutinated.