United University

Biology Grade 10. Heredity and variability. Collection 1

Course Difficulty Icon Advanced
Course Type Icon Course
Course Duration Icon 35 hours

Biology Grade 10. Heredity and Variability. Collection 1 is a course focused on the fundamentals of genetics, laws of inheritance, and mechanisms of variability. Students explore Mendel’s laws, chromosome theory of inheritance, mutation types, population genetics, and human genetics. Practical tasks develop skills in solving genetic problems and understanding the role of heredity in evolution and medicine.

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More information

Explore the mechanisms of heredity and variability in living organisms! The course “Biology Grade 10. Heredity and Variability. Collection 1” provides a systematic study of genetics, inheritance patterns, variability, and evolutionary processes. Structured lessons, practical activities, and applied tasks ensure a comprehensive understanding of molecular and population-level genetic principles.

Key Features of the Course:

  • Structured lesson sequence: Covers Topic 4 “Heredity and Variability” (§56–§71).
  • Practical orientation: Genetic problem solving, crossing schemes, mutation analysis.
  • Scientific foundation: Mendel’s laws, chromosome theory of inheritance, human and population genetics.
  • Relevance: Hereditary diseases and prevention strategies.

Course Structure

Topic 4. Heredity and Variability

  • §56. Pathways of Information Transfer in Living Systems
  • Questions and Tasks
  • §57. Genes and Genomes
  • Questions and Tasks
  • §58. Genetics as a Science. Methods of Genetics
  • Questions and Tasks
  • §59. Genetic Terminology. Types of Crosses
  • Questions and Tasks
  • §60. Patterns of Inheritance. Mendel’s Laws
  • Questions and Tasks
  • §61. Allelic Interactions. Multiple Allelism
  • Questions and Tasks
  • §62. Chromosome Theory of Inheritance. Crossing Over
  • Questions and Tasks
  • §63. Genetics of Sex
  • Questions and Tasks
  • §64. Genotype and Gene Interaction
  • Practical Work
  • Questions and Tasks
  • §65. Variability of Traits
  • Practical Work
  • Questions and Tasks
  • §66. Mutations
  • Practical Work
  • Questions and Tasks
  • §67. Modification Variability
  • Practical Work
  • Questions and Tasks
  • §68. Population Genetics
  • Practical Work
  • Questions and Tasks
  • §69. Elementary Evolutionary Processes. Speciation
  • Questions and Tasks
  • §70. Human Genetics
  • Practical Work
  • Questions and Tasks
  • §71. Hereditary Diseases and Their Prevention
  • Questions and Tasks
  • Key Concepts of the Topic
  • General Course Information

Expected Learning Outcomes

  • Knowledge component: Understanding inheritance laws, types of variability, gene structure and function, sex determination mechanisms, and evolutionary changes in populations.
  • Practical skills: Constructing crossing schemes, determining genotypes and phenotypes, analyzing environmental effects, predicting hereditary disease risks.
  • Value awareness: Recognizing the importance of genetic diversity and the role of genetics in medicine and society.

Required Prior Knowledge

Basic biology knowledge from previous grades, understanding of cell structure, and ability to work with biological diagrams and models.

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