Study organism development and growth
326
Sub Topics
954
MCQs
377
MCOs
531
True/False
443
Fill Blanks
172
Rearrange
345
Matching
277
Comprehensions
338
Flashcard Decks
Curriculum
What You'll Learn
01 Introduction to Developmental Biology 3 topics
1 Historical Perspectives
- Early observations and experiments
- Classical embryology to modern developmental biology
2 Fundamental Concepts
- From genotype to phenotype
- Cell differentiation and morphogenesis
- Model organisms in developmental biology
3 Research Methods and Techniques
- Microscopy and imaging technologies
- Genetic approaches
- Molecular and cellular techniques
02 Gametogenesis 4 topics
1 Reproductive Systems
- Male reproductive system
- Female reproductive system
2 Spermatogenesis
- Mitotic phase
- Meiotic phase
- Spermiogenesis
- Sperm maturation
3 Oogenesis
- Follicular development
- Meiotic division and arrest
- Oocyte maturation
- Ovulation
4 Gamete Structure and Function
- Sperm structure and motility
- Egg structure and polarity
- Gamete-specific gene expression
03 Fertilization 4 topics
1 Sperm-Egg Recognition and Binding
- Species-specific recognition
- Acrosomal reaction
2 Egg Activation
- Calcium signaling
- Cortical reaction
- Prevention of polyspermy
3 Zygote Formation
- Pronuclear fusion
- Reorganization of cytoplasm
- Initiation of embryonic gene expression
4 Evolutionary Aspects of Fertilization
- External vs. internal fertilization
- Comparative fertilization mechanisms
04 Cleavage and Blastulation 4 topics
1 Types of Cleavage
- Holoblastic vs. meroblastic
- Radial, spiral, and bilateral patterns
2 Cell Division Dynamics
- Cell cycle regulation
- Mitotic spindle orientation
- Cytoskeletal rearrangements
3 Blastula Formation
- Morula stage
- Blastocoel formation
- Inner cell mass and trophectoderm (mammals)
- Maternal-to-zygotic transition
4 Comparative Embryology
- Sea urchin
- Amphibian
- Avian
- Mammalian
05 Gastrulation 4 topics
1 Principles of Gastrulation
- Germ layer formation (ectoderm, mesoderm, endoderm)
- Morphogenetic movements
- Fate mapping
2 Gastrulation in Different Organisms
- Invertebrates (sea urchin, Drosophila)
- Amphibians
- Birds
- Mammals
3 Molecular Control of Gastrulation
- Nodal signaling
- Wnt pathway
- FGF and BMP signaling
- Transcription factors
4 Cell Behaviors During Gastrulation
- Epithelial-mesenchymal transition
- Convergent extension
- Cell migration and adhesion
06 Neurulation and Ectoderm Development 4 topics
1 Neural Induction
- Primary organizers
- Neural plate formation
- Neural induction signals
2 Neurulation Process
- Neural tube formation
- Neural crest development
- Neural tube defects
3 Central Nervous System Development
- Brain regionalization
- Spinal cord development
- Neurogenesis and gliogenesis
4 Non-neural Ectoderm Derivatives
- Epidermis
- Placodes
- Sensory organs
07 Neural Crest Cells 4 topics
1 Neural Crest Induction and Specification
- Molecular signals
- Gene regulatory networks
2 Neural Crest Migration
- Delamination
- Migration pathways
- Guidance mechanisms
3 Neural Crest Derivatives
- Peripheral nervous system
- Craniofacial structures
- Melanocytes
- Adrenal medulla
4 Neural Crest in Evolution and Disease
- Evolutionary significance
- Neurocristopathies
08 Mesoderm Development 4 topics
1 Mesoderm Specification
- Inductive signals
- Patterning along the anterior-posterior axis
2 Somitogenesis
- Segmentation clock
- Somite formation and maturation
- Somite derivatives (dermis, muscle, vertebrae)
3 Intermediate Mesoderm
- Urogenital system development
- Kidney formation
4 Lateral Plate Mesoderm
- Circulatory system
- Body wall formation
- Limb development
09 Cardiovascular Development 4 topics
1 Heart Formation
- Cardiac progenitor specification
- Heart tube formation
- Looping and chamber formation
- Septation and valve development
2 Vascular Development
- Vasculogenesis
- Angiogenesis
- Lymphatic system development
3 Blood Formation
- Primitive and definitive hematopoiesis
- Hematopoietic stem cells
- Blood cell differentiation
4 Molecular Regulation
- Transcription factors in heart development
- VEGF signaling in vascular development
- Congenital heart defects
10 Endoderm Development 4 topics
1 Endoderm Formation and Patterning
- Molecular specification
- Anterior-posterior patterning
2 Digestive System Development
- Foregut, midgut, and hindgut
- Liver and pancreas development
- Intestinal differentiation
3 Respiratory System Development
- Lung bud formation
- Branching morphogenesis
- Alveolar development
4 Other Endoderm Derivatives
- Thyroid and parathyroid
- Thymus
- Urinary bladder epithelium
11 Limb Development 4 topics
1 Limb Initiation
- Limb bud formation
- Apical ectodermal ridge
- Zone of polarizing activity
2 Limb Patterning
- Proximal-distal axis
- Anterior-posterior axis
- Dorsal-ventral axis
3 Digit Formation
- Cartilage condensation
- Joint formation
- Programmed cell death
4 Evolutionary Aspects
- Limb diversity
- Genetic basis of evolutionary changes
- Limb regeneration
12 Reproductive System Development 4 topics
1 Sex Determination
- Chromosomal sex determination
- SRY gene function
- Sex reversal conditions
2 Gonad Development
- Bipotential gonad
- Testis differentiation
- Ovary differentiation
3 Reproductive Tract Development
- Müllerian duct derivatives
- Wolffian duct derivatives
- External genitalia
4 Disorders of Sex Development
- Genetic causes
- Hormonal influences
- Clinical aspects
13 Craniofacial Development 4 topics
1 Neural Crest Contribution
- Cranial neural crest migration
- Pharyngeal arches
2 Skull Development
- Neurocranium
- Viscerocranium
- Suture formation
3 Facial Development
- Facial prominences
- Palate formation
- Cleft lip and palate
4 Sensory Organ Development
- Eye development
- Ear development
- Olfactory system
14 Growth and Allometry 4 topics
1 Control of Growth
- Cell proliferation
- Cell size regulation
- Programmed cell death
2 Growth Factors and Hormones
- Insulin-like growth factors
- Growth hormone
- Thyroid hormones
3 Allometric Growth
- Differential growth rates
- Scaling relationships
- Evolutionary implications
4 Growth Disorders
- Dwarfism and gigantism
- Tissue overgrowth syndromes
- Cancer as a developmental disorder
15 Developmental Genetics 4 topics
1 Gene Expression During Development
- Temporal and spatial regulation
- Enhancers and promoters
- Epigenetic regulation
2 Genetic Control of Development
- Master regulatory genes
- Hox genes and body patterning
- Toolkit genes
3 Genetic Networks
- Network motifs
- Feed-forward and feedback loops
- Robustness and evolvability
4 Genetic Methods in Developmental Biology
- Forward and reverse genetics
- CRISPR-Cas9 applications
- Genetic screening approaches
16 Cell Signaling in Development 4 topics
1 Major Signaling Pathways
- Wnt signaling
- Hedgehog signaling
- Notch signaling
- TGF-β/BMP signaling
- FGF signaling
2 Signal Transduction Mechanisms
- Receptor activation
- Second messengers
- Transcriptional responses
3 Morphogen Gradients
- Formation and interpretation
- Threshold responses
- Scaling and precision
4 Integration of Multiple Signals
- Combinatorial signaling
- Cross-talk between pathways
- Temporal integration
17 Pattern Formation 4 topics
1 Positional Information
- Gradient models
- Boundary formation
- Interpretation of positional cues
2 Segmentation
- Drosophila segmentation cascade
- Vertebrate somitogenesis
- Segment polarity
3 Organizers and Induction
- Spemann-Mangold organizer
- Apical ectodermal ridge
- Floorplate and notochord
4 Mathematical Modeling
- Reaction-diffusion systems
- Cellular automata
- Gene regulatory network models
18 Cell Adhesion and Morphogenesis 4 topics
1 Cell Adhesion Molecules
- Cadherins
- Integrins
- Immunoglobulin superfamily
2 Extracellular Matrix
- Composition and assembly
- Remodeling during development
- Cell-matrix interactions
3 Morphogenetic Movements
- Convergent extension
- Epiboly
- Invagination and involution
4 Epithelial-Mesenchymal Transitions
- Molecular control
- Role in development and disease
- Reversibility
19 Organogenesis 4 topics
1 General Principles
- Inductive interactions
- Branching morphogenesis
- Cavity formation
2 Organ-Specific Development
- Kidney
- Liver
- Pancreas
- Lung
- Skin and appendages
3 Organ Systems Integration
- Functional coordination
- Developmental timing
- Systems biology approaches
4 Organ Regeneration
- Regenerative capacity
- Stem cells in regeneration
- Therapeutic applications
20 Stem Cells and Regeneration 4 topics
1 Stem Cell Types
- Embryonic stem cells
- Adult stem cells
- Induced pluripotent stem cells
2 Stem Cell Niches
- Components and organization
- Regulation of stem cell behavior
- Niche signaling
3 Regenerative Processes
- Epimorphic regeneration
- Tissue homeostasis
- Compensatory growth
4 Stem Cells in Development and Medicine
- Role in embryogenesis
- Therapeutic applications
- Ethical considerations
21 Evolution and Development 4 topics
1 Evolutionary Developmental Biology (Evo-Devo)
- Historical perspective
- Developmental constraints
- Novelty and innovation
2 Comparative Embryology
- Homology and homoplasy
- Developmental hourglass model
- Phylotypic stage
3 Genetic Basis of Evolutionary Change
- Gene duplication and divergence
- Regulatory evolution
- Developmental modularity
4 Case Studies in Evo-Devo
- Vertebrate limb evolution
- Eye evolution
- Body plan diversification
22 Environmental Influences on Development 4 topics
1 Developmental Plasticity
- Reaction norms
- Polyphenism
- Critical periods
2 Epigenetic Mechanisms
- DNA methylation
- Histone modifications
- Non-coding RNAs
3 Maternal Effects
- Maternal provisioning
- Maternal gene products
- Behavioral influences
4 Developmental Origins of Health and Disease
- Fetal programming
- Metabolic imprinting
- Long-term consequences
23 Developmental Disorders 4 topics
1 Genetic Disorders
- Chromosomal abnormalities
- Single gene disorders
- Genomic imprinting disorders
2 Teratogenesis
- Environmental teratogens
- Mechanisms of teratogenesis
- Critical periods
3 Birth Defects
- Neural tube defects
- Congenital heart defects
- Craniofacial abnormalities
4 Molecular Diagnosis and Intervention
- Prenatal diagnosis
- Genetic counseling
- Therapeutic approaches
24 Plant Developmental Biology 4 topics
1 Plant Embryogenesis
- Double fertilization
- Embryo pattern formation
- Seed development
2 Meristems and Growth
- Shoot apical meristem
- Root apical meristem
- Lateral meristems
3 Organ Formation
- Leaf development
- Flower development
- Root architecture
4 Plant Hormones in Development
- Auxin
- Cytokinin
- Gibberellin
- Abscisic acid
- Ethylene
- Brassinosteroids
25 Aging and Senescence 4 topics
1 Developmental Aspects of Aging
- Continuity of development and aging
- Antagonistic pleiotropy
- Disposable soma theory
2 Cellular Senescence
- Telomere shortening
- DNA damage responses
- Senescence-associated secretory phenotype
3 Molecular Mechanisms of Aging
- Nutrient sensing pathways
- Stress response systems
- Mitochondrial function
4 Intervention Strategies
- Caloric restriction
- Genetic manipulations
- Pharmacological approaches
26 Quantitative and Systems Approaches 4 topics
1 Imaging and Microscopy
- Light sheet microscopy
- Live imaging techniques
- Image analysis
2 Omics Technologies
- Genomics
- Transcriptomics
- Proteomics
- Metabolomics
3 Computational Modeling
- Agent-based models
- Ordinary differential equations
- Partial differential equations
4 Data Integration and Systems Biology
- Network analysis
- Multi-scale modeling
- Machine learning applications
27 Ethical and Societal Implications 4 topics
1 Ethical Issues in Developmental Biology
- Human embryo research
- Genetic engineering
- Reproductive technologies
2 Bioethical Frameworks
- Principalism
- Consequentialism
- Virtue ethics
3 Policy and Regulation
- International perspectives
- Regulatory frameworks
- Scientific freedom and responsibility
4 Science Communication
- Public understanding
- Educational approaches
- Science-policy interface
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