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PCB 3063 Final Exam 2024/2025 LATEST FALL-SPRING 100% GUARANTEED PASS GENETICS FAU $16.49
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PCB 3063 Final Exam 2024/2025 LATEST FALL-SPRING 100% GUARANTEED PASS GENETICS FAU

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PCB 3063 Final Exam 2024/2025 LATEST FALL-SPRING 100% GUARANTEED PASS GENETICS FAU

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  • December 1, 2024
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  • 2024/2025
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  • pcb 3063 final exam 2024
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PCB 3063 Final Exam 2024/2025 LATEST FALL-
SPRING 100% GUARANTEED PASS GENETICS
FAU

One source of genetic variation in the cells produced by meiosis is



A) the arrival of chromosomes at the spindle poles in Telophase I.



B) chromosomes condensing at Prophase II.



C) the formation of the nuclear envelope at interkinesis.



D) crossing over at Prophase I.



E) the division of the cytoplasm at cytokinesis.



Crossing over at Prophase I.




You are studying a fish that has 4 chromosome pairs (2n = 8). How many different

,combinations of chromosomes can this fish generate in its gametes? (Assume that no



crossing over occurs between homologous chromosomes.)



A) 32



B) 16



C) 8



D) 4



E) 2



16




A) Both cell A and cell B are in mitosis

B) Both cell B and cell C are in meiosis

C) Only cell A is in mitotic Anaphase

D) Only cell B is in Anaphase I

E) Only cell C is in Anaphase II

Only cell C is in Anaphase II.

,A cell from a dog has a diploid number of 78. This cell would have _____ chromosomes



and _____ DNA molecules at metaphase I of meiosis?



A) 78; 78



B) 78; 156



C) 156; 156



D) 39; 78



E) 39; 39



78;156




The somatic cell of a gorilla contains 48 chromosomes. How many chromosomes
would



be present in the first polar body produced during oogenesis?



A) 96

, B) 6



C) 48



D) 24



E) 12



24




You are studying a new bird species. You measure the amount of DNA in cells at
various



stages of meiosis, and find that each contains either 5 pg or 10 pg or 20 pg.



Which amount of DNA was found in a cell in Prophase I?



A) 5 pg



B) 10 pg



C) 20 pg

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