Chapter 47

Animal Development

Trace development from egg to adult. Master embryology - increasingly important in modern biology exams.

8 Hours

Olympiad 5/5

Advanced

NEETRequired

MCATRequired

AP BiologyRequired

IB BiologyRequired

USABO

5/5

BBO

5/5

INBO

5/5

IBO

5/5

Key Topics Covered

Fertilization mechanisms

Cleavage and gastrulation

Organogenesis

Developmental gene regulation

Model organisms in development

Describe fertilization steps

Explain cleavage and gastrulation

Understand organogenesis patterns

Connect gene regulation to development

Basic embryology appears in Human Reproduction chapter, testing cleavage, implantation, and fetal development.

Olympiads test Hox genes, morphogen gradients, stem cells, and model organism development in detail.

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