Flashcards in Cell Cycle Topic 4 Deck (22):
What is a homologous chromosome?
a chromosome pair 1 from each parent
What is a gene?
unit of herdity
What occurs during interphase?
protein synthsis within the cells
What occurs during the G1 phase?
Growth and metabolism
What occurs during the s-phase?
chromosomes replicate bbut are still present as chromatin
When does S-Phase occur?
Always occurs before cell divisoin
When are the kinetochoress produced?
What occurs during the G2 phase?
Growth and metabolism.
Enzymes and other proteins neeeded for cell divions
What are parts of mitotic phase?
What is the division of of cytoplam called?
What are the similarities from mitosis and meiosis?
-Prophase I II
-Spindle apparatus forms
-Kinetecore microtubules capture chromosomes
When is the pre embryonic period?
first 2 weeks
What undergoes rapid mitotic cell divisions that is diploid?
What happens in the first 72 hours of implantation?
Morula is formed
How many cells does the morula contain?
True or false is the morula the same size as the zygote>
/In early dev what happens within the first 5 days
What does the inner cell mass differentiate to?
What does the trophoblast differentiate to?
when does implantation occur?
5-7 days after fertilization
What does the epiblast differentaite to?