Задание 4: разбор всех типов | Биология ЕГЭ

👉 Get my 10th-grade notes and other free, useful files for preparing for the Unified State Exam in Biology from the pinned Telegram channel: https://t.me/+e_y-L-sSjbVlMmYy I'm Zhanna Kazanskaya, preparing 11th-graders for the Unified State Exam in Biology at the Umskul online school. Over the past 12 years, I've prepared over 51,000 students, 42 of whom have scored 100 points, and over 850 have scored 90 points. I got into medical school on a state-funded scholarship, and I can help you! 👩‍⚕️ 🍓 Prepare for the Unified State Exam with Umskul now to ensure you get your best score. Follow the link to enroll or ask a question: https://short.umschool.net/4qRI We'll create a personalized learning track for you in 4 subjects so you don't burn out, and we'll help you get into the university of your dreams! With our teachers, you'll definitely understand and love the subject and learn about all the pitfalls of exams. A little about Umskul: — Every eighth student who achieved perfect scores in Russia in 2025 studied at Umskul. — We've trained over 4,900 students who achieved perfect scores. — 47,000 of our students have scored 90+ on the Unified State Exam. — 80,000+ students have achieved excellent scores on the Basic State Exam. — Over 9 years, we've prepared over 600,000 students for the Unified State Exam and Basic State Exam. ❗ If you're in 10th grade, my colleague Kristina Melnikova can help you—she prepares 10th-graders for the Unified State Exam: https://short.umschool.net/tgmelnikov... 🔔 Subscribe to the channel, like, and click the bell so you don't miss new videos! 💙 Watch my videos and live broadcasts on VK Video: https://vk.cc/cDHB83 00:00 — Types of problems #4 in the Unified State Exam in Biology 00:14 — Monohybrid crosses without complications 00:46 — New feature of the 2026 Unified State Exam: answer in fractions, not percentages 02:22 — Allele lethality problem 05:14 — Preparation recommendations and useful materials 06:29 — Inheritance of human blood groups 08:46 — Incomplete dominance problem (intermediate trait) 10:55 — Inheritance of sex-linked traits (X chromosome) 13:16 — Test cross: definition and example 14:52 — Changes in the difficulty of problem #4 in recent years 17:03 — Solving genealogical problems (pedigrees) 17:56 — Algorithm for Determining the Type of Inheritance in a Pedigree 19:50 — Determining Probability from a Pedigree: Dominant Trait 22:25 — Pedigree Analysis with a Recessive Autosomal Trait 26:37 — Y-Chromosome-Linked Inheritance (Hollandric) 31:11 — Pedigree: X-Linked Recessive Trait 35:10 — Final Tips on Formatting and Preparing for Problem 28 #umskul #ege #biology