Embryo Development Lecture Notes
4 Key Features: Imprinting of specific genes and chromatin remodeling. Deposition of
nutrients and components required for metabolism. Synthesis of machinery required for
fertilization and sperm binding. Depositi
Notes on Embryotic Timeline
When does the zygote turn to an embryo?
8 weeks gestation
During which weeks is the zygote referred to as a fetus?
Week 9 to 38-40 week
During which weeks do blood cells & basic circulatory system w/pulsating heart exist?
Embryotic Development Sperm Fertilization Notes
necessary for mammlian sperm binding, initiates acrosome reaction
outer egg area, protects egg
secondary binding function
after sperm egg fusion
metaphase 2 block is released
Lecture Notes and Vocab on Embryotic Development
The first found at the basement membrane
as the spermatogonium moves through the sertoli cell
haploid non motile
a chemoattractant for sperm
Lecture Notes on Embryotic Development
Stages of early embryonic development
fertilisation, cleavage (1 day), morula[ (3 days), compaction, blastocyst (4 days),
implantation (6 days)
Where the individual blastomeres fuse allowing for adhesion c
Notes on The Cell Cycle
cell division process by which a cell divides into two new daughter cells
-daughter cells new cells produced by cell division
growth result of cells producing new cells through cell division
-differentiation process in which cells
Intro to Developmental Biology Lecture 1 Notes
what are the impacts that the study of developmental biology has had on human
- development of in vitro fertilisation treatments for infertile couples
- understanding the molecular basis of human birt
Notes on The Stages of the Cell Cycle
first and longest phase of mitosis in which chromosomes condense and mitotic spindle
two tiny structures located in the cytoplasm near the nuclear envelope
a fanlike microtubule struc
Developmental Biology Xenopus Lecture Notes
Early Xenopus development: fertilization
The unfertilized egg is a single large cell.
The animal pole, the upper part of the egg, has a pigmented surface.
The vegetal pole, lower region contains the yolk.
Meristems Lecture Notes
The embryonic root and shoot meristems give rise to all of plant (shoot meristem
produce leaves, internodes and flowers).
Repeated modules of internodes (between leaves), a node (with leaf) and
an auxillary bud (which contains a me