Интеллектуальная олимпиада по предмету "Биология" - 2026 проводится

Предмет: Биология
Уровень: XI
Категория: студент
Тестовые вопросы: на английском языке
Пример вопроса: A eukaryotic gene contains an intron with a mutation at its 5′ splice donor site. Which molecular consequence is most likely? The promoter will be permanently deleted from the chromosome, DNA replication will stop at the mutated intron, The mature mRNA may retain the intron or use an abnormal splice site, The ribosome will translate the intron before transcription begins