Reproductive And Developmental Biology

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Course Code: 
ZOO 1201
Course Credit Units: 
Semester 2
Year of Study: 
Year 1
Undergraduate or Graduate Level: 
Undergraduate Level
Academic Programs: 
Course Discipline: 
Course Description & Objectives: 


  1. Introduction: spontaneous, biogenesis, importance/significance of reproduction).
  2. The germ cells: ontogeny of gonads, sex determination, gonadal dimorphism, gametogenesis and the role of hormones.
  3. Fertilization: oestrus, ovulation, germ transfer, enzyme-driven processes, syngany,   
  4. Errors of fertilization, implantation and placentas.


  1. Embryology of Amphioxus:
  2. Types of egg cleavage, blastulation, gastrulation, development of the organ systems: nervous system mesoderm and notochord. Amphibian embryology: Cleavage, blastulation and gastrulation, compared with Amphioxus with emphasis on advancement of systems and organ processes. Polarity of blastula and gastrula. Development of organ systems mesoderm differentiation and notochord. Organ forming areas, organizers, induction, transplants and hetroplastic grafting.
Learning Outcomes: 

By the end of the course students should be able to;

  • Describe the process of  , blastulation and gastrulation
  • Compare and contrast the developmental stages   among amphioxus, frog , pig and man
  • Identify the different embryonic membranes and where they are found
  • Examine  the changes in development   in the chick at 24 hours , 33 hours and 72 hours after incubation
  • Describe the development of the man from fertilization till birth 
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