Lessons
1
20 min
Benzene homologues: structure, preparation, and chemical properties
2
15 min
Bacteria: structure, systematics, and significance for the Biology Unified State Exam
3
12 min
Colligative properties of solutions and Raoult's laws
4
16 min
Biology Unified State Exam Tasks 23 and 24: experiments with mold and seed respiration
5
23 min
Cardiovascular system and heart structure: a quick review for the Unified State Exam
6
5 min
Double fertilization in angiosperms
7
12 min
Gibbs free energy: criterion for spontaneity of chemical reactions
8
10 min
Hess's law and enthalpy: thermochemistry for future physicians
9
4 min
Nutrition and routine before the Unified State Exam: what works and what is a myth
10
20 min
Cell life cycle: mitosis and meiosis — preparation for the Biology Unified State Exam
11
16 min
Mendel's laws: monohybrid and dihybrid cross
12
20 min
From Biology and Chemistry Unified State Exams to medical university: personal experience and tactics
13
5 min
Fear of the Unified State Exam: causes of anxiety and ways to overcome it
14
7 min
Equilibrium concentrations: analyzing a real chemistry Unified State Exam task
15
8 min
Severe sulfides in reactions with nitric acid: Unified State Exam tasks 29 and 31
16
12 min
Ecology: analysis of practical tasks in the Biology Unified State Exam
17
6 min
How to start preparing for the 2024 Unified State Exam in biology and chemistry
18
12 min
Cell Membrane: Structure, Substance Transport, and Functions for the Unified State Exam
19
10 min
Chemistry Unified State Exam Task 32: reaction chain from propanoic acid to oxidation products
20
17 min
Solving complex ecological problems in the Unified State Exam format
21
11 min
Sulfuric and nitric acids: properties of oxidizing acids
22
17 min
Carbohydrates: structure, classification, and chemical properties
23
13 min
Chemistry Unified State Exam problem 33: calculating the formula of an organic substance from mass fractions
24
18 min
Chemistry Unified State Exam problem 33: calculating the formula of a substance from combustion products