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12 Biology by Makab

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  • 12 Biology by Makab

12 Biology by Makab

Curriculum

  • 13 Sections
  • 151 Lessons
  • 24 Weeks
Expand all sectionsCollapse all sections
  • 15 Homeostasis
    16
    • 16.0
      15.1 Concept of Homeostasis
    • 16.1
      15.2 Water Relation of Cells
    • 16.2
      15.3 Osmoregulation in Plants
    • 16.3
      15.4 Osmoregulation in Animals
    • 16.4
      15.5 Excretion in Plants
    • 16.5
      15.6 Excretion in Animals
    • 16.6
      15.7 Nature of Excretory Products in Relation to Habitat
    • 16.7
      15.8 Excretion in Hydra and Planaria
    • 16.8
      15.9 Excretion in Earthworm and Cockroach
    • 16.9
      15.10 Excretion in Vertebrates – Liver as Excretory Organ
    • 16.10
      15.11 Human Urinary System
    • 16.11
      15.12 Concentration of Excretory Products and Kidneys as Osmoregulatory Organ
    • 16.12
      15.13 Kidney Problems and Cures
    • 16.13
      15.14 Dialysis and Kidney Transplant
    • 16.14
      15.15 Thermoregulatin in Animals and Plants
    • 16.15
      15.16 Thermoregulation in Mammals, Adaptations and Fever
  • 16 Support and Movement
    19
    • 17.0
      16.1 Concept and Need of Support, Support in Plants
    • 17.1
      16.2 Significance of Secondary Growth in Plants
    • 17.2
      16.3 Movements in Plants (part 1)
    • 17.3
      16.4 Movements in Plants (part 2)
    • 17.4
      16.5 Support and Movement in Animals
    • 17.5
      16.6 Functions of Skeletal System and Endoskeleton
    • 17.6
      16.7 Human Skeleton – Axial Skeleton
    • 17.7
      16.8 Human Skeleton – Appendicular Skeleton
    • 17.8
      16.9 Deformities in Skeleton
    • 17.9
      16.10 Repair of Broken Bones
    • 17.10
      16.11 Muscles
    • 17.11
      16.12 Skeletal Muscles and Sliding Filament Model
    • 17.12
      16.13 Sliding Filament Model in Detail
    • 17.13
      16.14 Energy for Muscle Contraction and Muscle Problems
    • 17.14
      16.15 Arrangement of Skeletal Muscles for Movement of Skeleton, and Locomotion in Euglena
    • 17.15
      16.16 Locomotion in Paramecium, Amoeba, and Jellyfish
    • 17.16
      16.17 Locomotion in Earthworm, Cockroach, and Snail
    • 17.17
      16.18 Locomotion in Amphibians, Reptiles, and Birds
    • 17.18
      16.19 Locomotion in Mammals and Evolutionary Changes in Arrangement of Bones
  • 17 Coordination and Control
    27
    • 18.0
      17.1 Introduction, Coordination in Plants
    • 18.1
      17.2 Responses Against Environmental Stress, Defense Against Pathogens
    • 18.2
      17.3 Plant Hormones (1)
    • 18.3
      17.4 Plant Hormones (2)
    • 18.4
      17.5 Coordination in Animals, Nervous Coordination
    • 18.5
      17.6 Working of Sensory Receptors with Special Reference to Skin
    • 18.6
      17.7 Structure and Types of Neurons
    • 18.7
      17.8 Effector Organs and Reflex Arc
    • 18.8
      17.9 Nerve Impulse – Resting Membrane Potential
    • 18.9
      17.10 Nerve Impulse – Active Membrane Potential and Propagation of Nerve Impulse
    • 18.10
      17.11 Synapse
    • 18.11
      17.12 Evolution of Nervous System, Diffused and Centralized Nervous System
    • 18.12
      17.13 Human Nervous System and Anatomy of Brain
    • 18.13
      17.14 Structure and Function of Brain
    • 18.14
      17.15 Spinal Cord and Peripheral Nervous System
    • 18.15
      17.16 Nervous Disorders and Effect of Drugs on Nervous System
    • 18.16
      17.17 Chemical Coordination – Hormones
    • 18.17
      17.18 Pituitary Gland
    • 18.18
      17.19 Thyroid and Parathyroid Gland
    • 18.19
      17.20 Pancreas, Islets of Langerhans
    • 18.20
      17.21 Adrenal Gland
    • 18.21
      17.22 Endocrine Function of Gut and Gonads
    • 18.22
      17.23 Feedback Control Mechanisms
    • 18.23
      17.24 Comparison Between Nervous and Chemical Coordination
    • 18.24
      17.25 Introduction to Behavior and Types of Behavior
    • 18.25
      17.26 Differences Between Instincts and Learning
    • 18.26
      17.27 Learning and Its Types
  • 18 Reproduction
    6
    • 19.0
      18.1 Introduction to Reproduction, Reproduction in Plants
    • 19.1
      18.2 Flowering Time
    • 19.2
      18.3 Reproduction in Animals
    • 19.3
      18.4 Male and Female Reproductive System
    • 19.4
      18.5 Menstrual Cycle
    • 19.5
      18.6 Pregnancy and Birth
  • 19 Growth and Development
    6
    • 20.0
      19.1 Introduction, Growth and Development in Plants – Part 1
    • 20.1
      19.2 Growth and Development in Plants – Part 2
    • 20.2
      19.3 Development in Animals – Part 1
    • 20.3
      19.4 Development in Animals – Part 2
    • 20.4
      19.5 Mechanism of Development
    • 20.5
      19.6 Aging, Regeneration and Abnormal Development
  • 20 Chromosomes and DNA
    14
    • 21.0
      20.1 Introduction
    • 21.1
      20.2 Chromosomes and Their Types
    • 21.2
      20.3 Composition of Chromosomes
    • 21.3
      20.4 Chromosomal Theory of Inheritance
    • 21.4
      20.5 DNA as Hereditary Material
    • 21.5
      20.6 Chemical Structure of DNA – Watson Crick Model
    • 21.6
      20.7 Meselson and Stahl Experiment
    • 21.7
      20.8 DNA Replication
    • 21.8
      20.9 Gene and One Gene-One Polypeptide Theory
    • 21.9
      20.10 How DNA Encodes Proteins
    • 21.10
      20.11 Transcription
    • 21.11
      20.12 Genetic Code
    • 21.12
      20.13 Translation
    • 21.13
      20.14 Mutations
  • 21 Cell Cycle
    7
    • 22.0
      21.1 Introduction to Cell Division, Interphase and Mitosis
    • 22.1
      21.2 Mitosis
    • 22.2
      21.3 Significance of Mitosis, Cancer
    • 22.3
      21.4 Meiosis and Crossing Over
    • 22.4
      21.5 Meiosis I and Meiosis II
    • 22.5
      21.6 Importance of Meiosis, Errors during Meiosis
    • 22.6
      21.7 Apoptosis and Necrosis
  • 22 Variation and Genetics
    15
    • 23.0
      22.1 Introduction, Genes, Alleles and Gene pool
    • 23.1
      22.2 Mendelian Genetics
    • 23.2
      22.3 Mendel’s Laws of Genetics, Punnet Square, Test Cross
    • 23.3
      22.4 Test Cross, Dihybrid Cross
    • 23.4
      22.5 Dominance and its types
    • 23.5
      22.6 Genetics of Human Blood Groups
    • 23.6
      22.7 Epistasis, Bombay Phenotype, Continuously varying traits
    • 23.7
      22.8 Genetic Linkage, Crossing Over, Recombination
    • 23.8
      22.9 Sex Determination in Animals and Plants
    • 23.9
      22.10 Sex Linkage in Drosophila
    • 23.10
      22.11 Sex Linkage in Drosophila (2)
    • 23.11
      22.12 Sex Linkage in Humans and Genetics of Hemophilia
    • 23.12
      22.13 Sex Linkage in Humans and Genetics of Color Blindness
    • 23.13
      22.14 X-Linked Dominant Inheritance and Y-Linked Inheritance
    • 23.14
      22.15 Diabetes and its Genetic Basis
  • 23 Biotechnology
    14
    • 24.0
      23.1 Introduction to Biotechnology
    • 24.1
      23.2 Cloning of a Gene, Recombinant DNA Technology
    • 24.2
      23.3 Vectors, Recombinant DNA and Its Expression
    • 24.3
      23.4 Genomic Library, Probe, and Genome
    • 24.4
      23.5 Polymerase Chain Reaction
    • 24.5
      23.6 Analyzing DNA, DNA Fingerprinting and Electrophoresis
    • 24.6
      23.7 Gene Sequencing
    • 24.7
      23.8 Human Genome Project
    • 24.8
      23.9 Biotechnology Products – Transgenic Bacteria
    • 24.9
      23.10 Biotechnology Products – Transgenic Plants
    • 24.10
      23.11 Biotechnology Products – Animals and Cloning of Transgenic Animals
    • 24.11
      23.12 Gene Therapy
    • 24.12
      23.13 Tissue Culture
    • 24.13
      23.14 Genetic Engineering in Plants
  • 24 Evolution
    9
    • 25.0
      24.1 Introduction to Evolution
    • 25.1
      24.2 Evolution from Prokaryotes to Eukaryotes
    • 25.2
      24.3 Inheritance of Acquired Characteristics
    • 25.3
      24.4 Charles Darwin and Theory of Natural Selection
    • 25.4
      24.5 Evidences of Evolution – Comparative Anatomy, Fossil Record and Biogeography
    • 25.5
      24.6 Evidences of Evolution – Embryology and Molecular Biology
    • 25.6
      24.7 Natural Selection and Artificial Selection, Population, Gene pool, Allele and Genotype Frequencies
    • 25.7
      24.8 Hardy Weinberg Theorem and Factors affecting the Gene Frequencies
    • 25.8
      24.9 Endangered Species
  • 25 Ecology
    5
    • 26.0
      25.1 Introduction to Ecosystem and Ecology
    • 26.1
      25.2 Autecology and Synecology, Biotic and Abiotic Components of Ecosystem
    • 26.2
      25.3 Succession and its Types
    • 26.3
      25.4 Predation, Parasitism, Symbiosis, and Mutualism
    • 26.4
      25.5 Biogeochemical Cycles, Nitrogen Cycle and Flow of Energy in Ecosystem
  • 26 Some Major Ecosystems
    6
    • 27.0
      26.1 Introduction to Some Major Ecosystems, Aquatic Ecosystem
    • 27.1
      26.2 Freshwater Lakes and Human Intervention in Aquatic Environment
    • 27.2
      26.3 Terrestrial Ecosystem, Adaptations, Division of Terrestrial Ecosystem
    • 27.3
      26.4 Some Major Ecosystems of Pakistan, Temperate, Deciduous, Coniferous, Alpine Forests
    • 27.4
      26.5 Grassland and Desert Ecosystem
    • 27.5
      26.6 Tundra Ecosystem, Humans and Ecosystem
  • 27 Man and His Environment
    7
    • 28.0
      27.1 Introduction to Renewable and Non-Renewable Resources
    • 28.1
      27.2 Wildlife, Renewable and Non-Renewable Energy Resources
    • 28.2
      27.3 Energy Conservation, Degradation and Depletion of Resources, Modification of the Environment
    • 28.3
      27.4 Human Impact on Environment and Population Crisis
    • 28.4
      27.5 Deforestation, Afforestation, Atmospheric Pollution, Greenhouse Effect
    • 28.5
      27.6 Water Pollution, Acid Rain, Pesticides and Fertilizers
    • 28.6
      27.7 Health and Disease

17.11 Synapse

This video lecture from Coordination and Control (F.Sc. second year Biology) covers about Synapse, neurotransmitters and how neurons communicate with each other. Find more e-learning material and educational video lectures in Urdu at maktab.pk. These videos are free to use for promotional and commercial purpose by keeping the credits to Maktab.

17.10 Nerve Impulse – Active Membrane Potential and Propagation of Nerve Impulse
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17.12 Evolution of Nervous System, Diffused and Centralized Nervous System
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