'Gastrula' presentation slideshows

LG: What happens after fertilization?

LG: What happens after fertilization?. EMBRYO. From one cell to many. A fertilized egg goes through an early stage of development called an embryo . The value of sexual reproduction. Sexual reproduction introduces genetic variation genetic recombination during meiosis crossing over

837 views • 66 slides

LG: What happens after fertilization?

LG: What happens after fertilization?. EMBRYO. From one cell to many. A fertilized egg goes through an early stage of development called an embryo . The value of sexual reproduction. Sexual reproduction introduces genetic variation genetic recombination during meiosis crossing over

842 views • 66 slides

Introduction to Taxonomy

Introduction to Taxonomy. Taxonomy ?. Taxonomy: How we organize organisms into different groups depending on their structures or their origins. Prokaryotes vs. Eukaryotes. Prokaryotes. Eukaryotes. Primative Organisms No membrane bound organelles No nuclear membrane

507 views • 26 slides

E m b r yo l o g y

E m b r yo l o g y. Embryology: - study of the development of an embryo. Fertilization: male and female gametes fuse to form a zygote. Fertilization usually occurs in the funnel shaped end of a Fallopian Tube A sperm must penetrate the egg ZYGOTE

529 views • 15 slides

Organismal Development Part 5

Organismal Development Part 5. Embryology. Cytoplasmic Determinants. Apoptosis in the hand. Failed Apoptosis with toes. Acrosomal Reaction. Great Video http ://www.youtube.com/watch?v=BFrVmDgh4v4&safe=active. Cleavage. Morula , Blastula, Gastrula.

882 views • 15 slides

Differential Gene Expression in the Gastrula of Xenopus Laevis

246 views • 13 slides

Development

Development. Chapter 29. Fertilization. Zygote undergoes a series of mitotic cell divisions called cleavage zygote ? 2-cell stage ? 4-cell stage ? 8-cell stage ? morula ? blastocyst? gastrula Morula = solid sphere of cells (day 5)

265 views • 13 slides

Identifying and sequencing stages of human embryonic development.

Identifying and sequencing stages of human embryonic development. An embryo is a multicellular eukaryotic organism in its early stages of development. In humans, an embryo is carried in the uterus.

483 views • 12 slides

24.1 Animal Characteristics

182 views • 9 slides