Reading...
Play button
Play button
Use LEFT and RIGHT arrow keys to navigate between flashcards;
Use UP and DOWN arrow keys to flip the card;
H to show hint;
A reads text to speech;
22 Cards in this Set
- Front
- Back
|
Morphogens
|
direct migration
|
|
|
Notch/Delta
|
determine fate of cells (post migration) requires cell to cell contact
|
|
|
Transcription factors
|
intracellular proteins that regulate expression of specific genes
|
|
|
Receptor Tyrosine Kinase
|
Growth factors attach to these and regulate cell action
(ex. Insulin uses this) |
|
|
Retonic Acid
|
Identifies anterior and posterior postioning
|
|
|
Transforming Growth Factor
|
Muscles, Nurons and CT differentiation
|
|
|
HedgeHog Series
|
Transcription factors
use GLi molecules |
|
|
Wnt
|
Uses beta catenin to activate gene sequences. Associated with things dorsal
|
|
|
Pax genes
|
factors that can either activate or repress genes
|
|
|
Acrasome
|
Layer of sperm that contains enzymes that break down zona pellucida
|
|
|
polycystic ovary disease and infertility
|
produces androgens which decreases FSH
|
|
|
What day does gastrulation begin?
|
15th
|
|
|
What day does neurolation begin
|
18th
|
|
|
what is the function of the notochord?
|
Releases SHH and defines AP axis
|
|
|
on what day is the embryo a fetus?
|
day 57
|
|
|
From where does the lens develop?
|
Ectoderm
|
|
|
from where does the PNS develop?
|
Neural fold
|
|
|
from where does the adrenal medulla develop?
|
neural fold
|
|
|
on which day do we develop our neural fold?
|
day 23
|
|
|
on which day does does our neural tube close?
|
day 27
|
|
|
what is the final product of mitosis?
|
2 non-replicated daughter cells
|
|
|
what is the final product of meiosis?
|
4 non-replicated gametes
|
