BIOL 1201 Lecture Notes - Lecture 4: Sister Chromatids, Telophase, Cell Cycle
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If the diploid chromosome number is 12, each cell has as 6 x 10 -6 grms of DNA, how many chromosomes, chromatids and DNA would you find in the following stages of cell division of a cell. (Assume cytokinesis after anaphase)
Stage of Cell Division | # of Chromosomes | # of chromatids | Amount of DNA |
Prophase of mitosis | |||
Prophase of meiosis I | |||
Metaphase of mitosis | |||
Anaphase of mitosis | |||
Metaphase of meiosis I | |||
Anaphase of meiosis I | |||
Telophase of mitosis | |||
Telophase of meiosis I | |||
Metaphase of meiosis II | |||
Telophase of meiosis II |
Select all of the following phases where "duplicated" chromosomes would be present:
_____________________
metaphase |
prophase |
G0 |
prometaphase |
G1 |
telophase |
G2 |
anaphase |
Suppose that rats have a diploid chromosome number of 42 (2n=42] ). How many chromatids will be present in a cell that is in the middle of mitosis metaphase?
_____________________
Hint:
21 |
0 |
2 |
168 |
84 |
42 |