An organized structure of DNA and proteins found in the cell.
5
votes
1answer
68 views
Number of spindle fibres during Metaphase?
During metaphase, the chromosomes are arranged on the equatorial plate and are attached to spindle fibres. After S phase, can the cell be said to attain the configuration of 4n?
Also, during ...
2
votes
0answers
28 views
Example(s) of reduced rate of mitotic progression?
Most species complete mitosis, and in particular the process of chromosome condensation, rather quickly, in a matter of minutes. Are there any known species that undergo mitoses with substantially ...
1
vote
0answers
30 views
Are there any mammals in which polyspermy produces viable zygotes?
Are there any mammals in which polyspermy produces viable zygotes? In the wikipedia page it is mentioned that there is a delicate equilibrium between female defenses against many sperms, which ...
0
votes
0answers
100 views
Difference between Condensin and Cohesin proteins?
The chromosomal DNA is stacked with help of cohesin and condensin protein in which particular manner? Can cohesin be said to form kinetochore? How would they vary exactly?
The terms are so narrowly ...
