Biology > STUDY GUIDE > Bio 1107 Final Exam Study Guide | 200 Questions with 100% Correct Answers | Updated 2023 | 32 Pages (All)
1) The centromere is a region in which - ✔✔A) chromatids remain attached to one another until anaphase. 2) Starting with a fertilized egg (zygote), a series of five cell divisions would produce ... an early embryo with how many cells? - ✔✔D) 32 3) If there are 20 chromatids in a cell, how many centromeres are there? - ✔✔A) 10 4. At which phase are centrioles beginning to move apart in animal cells? - ✔✔E) prophase 5. Where do the microtubules of the spindle originate during mitosis in both plant and animal cells? - ✔✔B) centrosome 6. Movement of the chromosomes during anaphase would be most affected by a drug that - ✔✔D) prevents shortening of microtubules. 7. A group of cells is assayed for DNA content immediately following mitosis and is found to have an average of 8 picograms of DNA per nucleus. How many picograms would be found at the end of S and the end of G₂? - ✔✔D) 16; 16 [Show More]
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