NEET Biology Syllabus 2027 Latest Update
Students looking for the NEET Biology Syllabus 2027 should know that, as of September 2026, a separate official NEET UG 2027 syllabus has not yet been released by the National Testing Agency (NTA) or the National Medical Commission (NMC).
This page provides a tentative NEET Biology Syllabus 2027 based on the latest officially available syllabus, so that students can begin their preparation early.
The latest officially available syllabus is the NEET UG 2026 syllabus, which was finalized by the Undergraduate Medical Education Board (UGMEB) of NMC in December 2025.
Until the NEET UG 2027 syllabus is officially published, aspirants can use the latest available syllabus as a reference and should regularly check official NTA and NMC announcements for updates.
Download NEET Biology Syllabus 2027 PDF
Get the Biology syllabus in PDF format for quick reference and preparation.
Download Syllabus PDFThe Biology syllabus covers topics from both Class 11 and Class 12, including Botany, Zoology, Human Physiology, Genetics, Reproduction, Ecology and Biotechnology.
NEET Biology Syllabus 2027: Unit-Wise Overview
The latest official syllabus framework contains 10 Biology units:
| Unit | Biology Unit |
|---|---|
| Unit 1 | Diversity in Living World |
| Unit 2 | Structural Organisation in Animals and Plants |
| Unit 3 | Cell Structure and Function |
| Unit 4 | Plant Physiology |
| Unit 5 | Human Physiology |
| Unit 6 | Reproduction |
| Unit 7 | Genetics and Evolution |
| Unit 8 | Biology and Human Welfare |
| Unit 9 | Biotechnology and Its Applications |
| Unit 10 | Ecology and Environment |
These units cover Biology concepts from the Class 11 and Class 12 curriculum used for NEET preparation.
NEET Biology Syllabus 2027 for Class 11
The Class 11 portion broadly covers Units 1 to 5.
Unit 1: Diversity in Living World
This unit introduces students to biological classification and the diversity of organisms.
Important Topics Include:
- What is living?
- Biodiversity
- Need for classification
- Taxonomy and systematics
- Concept of species
- Taxonomical hierarchy
- Binomial nomenclature
- Five-kingdom classification
- Monera
- Protista
- Fungi
- Lichens
- Viruses and viroids
- Classification of major plant groups
- Algae
- Bryophytes
- Pteridophytes
- Gymnosperms
- Classification of animals
- Non-chordates up to phylum level
- Chordates up to class level
Unit 2: Structural Organisation in Animals and Plants
This unit deals with the structure, morphology and organisation of plants and animals.
Plant-Related Topics
- Morphology and modifications
- Plant tissues
- Anatomy of flowering plants
- Root
- Stem
- Leaf
- Inflorescence
- Flower
- Fruit
- Seed
- Plant families included in the syllabus
- Anatomy and functions of plant parts
Animal-Related Topics
- Animal tissues
- Morphology and anatomy
- Digestive system
- Circulatory system
- Respiratory system
- Nervous system
- Reproductive system
- Structural features of organisms included in the syllabus, such as insects and frogs
Unit 3: Cell Structure and Function
The cell is one of the fundamental areas of Biology and provides the foundation for understanding several Class 11 and Class 12 topics.
- Cell theory
- Prokaryotic cells
- Eukaryotic cells
- Cell envelope
- Plasma membrane
- Cell wall
- Cell organelles
- Nucleus
- Mitochondria
- Endoplasmic reticulum
- Golgi apparatus
- Lysosomes
- Ribosomes
- Plastids
- Vacuoles
- Centrosome
- Cilia
- Cytoskeleton
- Microtubules
- Microfilaments
- Intermediate filaments
- Biomolecules
- Proteins
- Carbohydrates
- Lipids
- Nucleic acids
- Enzymes
- Cell cycle
- Mitosis
- Meiosis
Unit 4: Plant Physiology
Plant Physiology focuses on the processes through which plants obtain nutrients, exchange gases, transport substances and grow.
- Transport in plants
- Water relations
- Transpiration
- Transport of water and minerals
- Transport of food
- Mineral nutrition
- Essential mineral elements
- Nitrogen metabolism
- Photosynthesis
- Photosynthetic pigments
- Light reaction
- Carbon fixation
- C3 pathway
- C4 pathway
- Photorespiration
- Respiration in plants
- Glycolysis
- Fermentation
- Krebs cycle
- Electron transport system
- Plant growth and development
- Plant growth regulators
Unit 5: Human Physiology
Human Physiology is an important section of Biology because it connects biological concepts with the functioning of the human body.
Breathing and Respiration
- Respiratory organs
- Human respiratory system
- Mechanism of breathing
- Exchange of gases
- Transport of gases
- Regulation of respiration
- Respiratory volumes
Body Fluids and Circulation
- Blood
- Blood groups
- Coagulation
- Lymph
- Human circulatory system
- Cardiac cycle
- Blood pressure
- ECG
- Double circulation
Excretory Products and Their Elimination
- Human excretory system
- Urine formation
- Kidney function
- Regulation of kidney function
- Renal disorders
Locomotion and Movement
- Types of movement
- Skeletal system
- Muscles
- Muscle contraction
- Disorders related to the muscular and skeletal systems
Neural Control and Coordination
- Nervous system
- Neuron
- Nerve impulse
- Central nervous system
- Peripheral nervous system
- Reflex action
- Sense organs
Chemical Coordination and Integration
- Endocrine glands
- Hormones
- Mechanism of hormone action
- Hormonal disorders
NEET Biology Syllabus 2027 for Class 12
The Class 12 Biology portion broadly covers Units 6 to 10.
Unit 6: Reproduction
This unit covers reproduction in flowering plants, humans and reproductive health.
Sexual Reproduction in Flowering Plants
- Flower structure
- Male and female gametophytes
- Pollination
- Types of pollination
- Pollinating agencies
- Outbreeding devices
- Pollen-pistil interaction
- Double fertilisation
- Endosperm development
- Embryo development
- Seed formation
- Fruit formation
- Apomixis
- Parthenocarpy
- Polyembryony
Human Reproduction
- Male reproductive system
- Female reproductive system
- Testis
- Ovary
- Spermatogenesis
- Oogenesis
- Menstrual cycle
- Fertilisation
- Embryonic development
- Implantation
- Pregnancy
- Placenta
- Parturition
- Lactation
Reproductive Health
- Reproductive health
- Sexually transmitted diseases
- Birth control
- Contraceptive methods
- Medical termination of pregnancy
- Amniocentesis
- Infertility
- Assisted reproductive technologies
- IVF
- ZIFT
- GIFT
Unit 7: Genetics and Evolution
Genetics and Evolution includes heredity, molecular biology and evolutionary concepts.
Heredity and Variation
- Mendelian inheritance
- Mendel's laws
- Incomplete dominance
- Codominance
- Multiple alleles
- Blood group inheritance
- Pleiotropy
- Polygenic inheritance
- Chromosome theory of inheritance
- Genes and chromosomes
- Sex determination
- Linkage
- Crossing over
- Sex-linked inheritance
- Haemophilia
- Colour blindness
- Thalassemia
- Chromosomal disorders
- Down syndrome
- Turner syndrome
- Klinefelter syndrome
Molecular Basis of Inheritance
- DNA as genetic material
- Structure of DNA
- Structure of RNA
- DNA packaging
- DNA replication
- Central dogma
- Transcription
- Genetic code
- Translation
- Gene expression
- Lac operon
- Human Genome Project
- DNA fingerprinting
- Protein biosynthesis
Evolution
- Origin of life
- Evidence for evolution
- Paleontological evidence
- Comparative anatomy
- Embryological evidence
- Molecular evidence
- Darwin's contribution
- Modern synthetic theory
- Mutation
- Recombination
- Natural selection
- Gene flow
- Genetic drift
- Hardy-Weinberg principle
- Adaptive radiation
- Human evolution
Unit 8: Biology and Human Welfare
Human Health and Disease
- Common diseases
- Pathogens
- Disease-causing organisms
- Immune system
- Innate immunity
- Acquired immunity
- Antibodies
- Vaccination
- Allergies
- Autoimmunity
- AIDS
- Cancer
- Drugs and alcohol abuse
Microbes in Human Welfare
- Microbes in household products
- Industrial products
- Antibiotics
- Sewage treatment
- Biogas production
- Biofertilisers
- Biocontrol agents
Unit 9: Biotechnology and Its Applications
Biotechnology focuses on the use of biological systems and molecular techniques for practical applications.
- Principles of biotechnology
- Recombinant DNA technology
- Tools of recombinant DNA technology
- Genetic engineering
- Cloning vectors
- PCR
- Gene cloning
- Transformation
- Applications of biotechnology
- Genetically modified organisms
- Insulin production
- Gene therapy
- Molecular diagnosis
- Transgenic organisms
- Biosafety
- Ethical issues related to biotechnology
Unit 10: Ecology and Environment
Ecology covers relationships between organisms and their environment.
Organisms and Populations
- Organisms and their environment
- Population attributes
- Population growth
- Population interactions
- Adaptations
Ecosystem
- Ecosystem components
- Productivity
- Decomposition
- Energy flow
- Food chains
- Food webs
- Ecological pyramids
- Nutrient cycles
Biodiversity and Conservation
- Biodiversity
- Species diversity
- Genetic diversity
- Ecosystem diversity
- Biodiversity loss
- Causes of biodiversity loss
- Conservation
- Protected areas
- Endangered species
- Biodiversity hotspots
Is NEET Biology Syllabus 2027 the Same as 2026?
Candidates should refer to the NEET UG 2027 syllabus as soon as it is officially released by NMC or NTA.
As of September 2026, the latest officially available syllabus is the NEET UG 2026 syllabus. NMC issued a notice on 22 December 2025 stating that the NEET UG 2026 syllabus had been finalized and published for public reference.
How to Prepare Biology According to the NEET 2027 Syllabus
The syllabus becomes more useful when converted into a practical study plan. NEET Biology preparation can be organised into four major stages.
1. Complete NCERT First
Use the prescribed NCERT Biology textbooks as the foundation of your preparation. Read chapters carefully instead of depending only on coaching notes.
- Definitions
- Examples
- Diagrams
- Tables
- Processes
- Scientific names
- Exceptions
- Important statements
2. Make a Chapter-Wise Checklist
Create a checklist containing all 10 Biology units. For every topic, mark it as:
3. Practice Previous-Year Questions
After completing a chapter, solve relevant NEET previous-year questions. This helps you understand:
- How concepts are tested
- Which details require memorisation
- How NCERT information is converted into MCQs
- Where you make repeated mistakes
4. Revise Biology Multiple Times
Biology contains a significant amount of factual information. A single reading is rarely enough for long-term retention.
Diagrams and flowcharts can be particularly useful for chapters involving processes such as photosynthesis, respiration, human circulation, neural coordination, reproduction, DNA replication, transcription, translation and biotechnology.
Important Biology Areas for NEET 2027 Preparation
Students should aim to complete the complete official syllabus rather than preparing only selected chapters. Some broad areas contain interconnected concepts and therefore require consistent study and revision.
| Biology Area | Key Topics |
|---|---|
| Human Physiology | Circulation, respiration, excretion, neural and hormonal control |
| Genetics | Mendelian genetics, molecular inheritance, evolution |
| Cell Biology | Cell structure, biomolecules, cell division |
| Plant Physiology | Photosynthesis, respiration, transport and growth |
| Reproduction | Plant reproduction, human reproduction, reproductive health |
| Ecology | Ecosystem, populations, biodiversity |
| Biotechnology | Recombinant DNA technology and applications |
| Diversity | Classification of plants, animals and microorganisms |
Way to Use the NEET Biology Syllabus 2027
Students can turn the NEET Biology Syllabus 2027 into a simple preparation tracker. This helps maintain focus and encourages deeper understanding instead of surface-level completion.
Phase 1: Understand
Read the NCERT chapter completely. Focus on core ideas, definitions and explanations. Make sure each concept is clear before moving ahead.
Phase 2: Consolidate
Create notes, diagrams and comparison tables. Highlight differences between similar concepts such as mitosis and meiosis.
Phase 3: Practice
Solve chapter-wise MCQs and previous-year questions. Try solving questions without immediately checking the answers.
Phase 4: Analyse
Record incorrect answers and identify the reason for each mistake, such as a concept gap, misreading or careless error.
Phase 5: Revise
Return to the relevant NCERT paragraph and revise the concept whenever you make an error.
Phase 6: Test
Take full-length Biology tests and monitor accuracy and time management. Track your progress and adjust your study strategy.
This approach focuses on the quality of learning rather than simply counting completed chapters. The NEET Biology Syllabus 2027 can therefore be used as a tool for improvement, not just as a checklist.
NEET Biology Syllabus 2027: FAQs
Is the NEET Biology Syllabus 2027 officially released?
As of September 2026, a separate official NEET UG 2027 syllabus notification has not been identified on the NTA/NMC websites. The latest published syllabus available is for NEET UG 2026.
How many units are there in the NEET Biology syllabus?
The latest official syllabus framework contains 10 Biology units, covering areas from Diversity in Living World to Ecology and Environment.
Does NEET Biology include both Class 11 and Class 12?
Yes. The Biology syllabus covers concepts from both Class 11 and Class 12 Biology.
Is Human Physiology included in NEET Biology?
Yes. Human Physiology is included as Unit 5 in the available syllabus.
Is Genetics included in the NEET Biology syllabus?
Yes. Genetics and Evolution form Unit 7 and include areas such as Mendelian inheritance, molecular genetics and evolution.
Is Biotechnology included in NEET Biology?
Yes. Biotechnology and Its Applications is included as Unit 9.
Is Ecology included in NEET Biology?
Yes. Ecology and Environment is included as Unit 10.
Should I prepare from NCERT for Biology?
NCERT should form the foundation of Biology preparation. Students should read the NCERT chapters carefully and supplement them with question practice, revision and mock tests.
Will the NEET Biology syllabus change for 2027?
No final conclusion should be made until the competent authority publishes the UG 2027 syllabus. Students should monitor NTA and NMC announcements for any additions, deletions or revisions.
Download NEET Biology Syllabus 2027 PDF
Keep the latest available syllabus handy while planning your NEET Biology preparation.
Download Biology Syllabus PDFConclusion
The NEET Biology Syllabus 2027 should be tackled step by step rather than treated as a pile of chapters. The latest available official framework covers 10 units across Class 11 and Class 12 Biology, including Human Physiology, Genetics, Reproduction, Plant Physiology, Cell Biology, Biotechnology and Ecology.
For NEET 2027 aspirants, the practical approach at this stage is to study thoroughly from the latest official syllabus and NCERT Biology while monitoring official NTA and NMC announcements for the release of the NEET UG 2027 syllabus.
Last Reviewed: September 2026
Important: This page should be updated when NTA or NMC officially releases the NEET UG 2027 syllabus.
