Bio 101 Module 3 test (Questions and Answers A+ Graded 100% Verified)
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Course
Bio 101
Institution
Bio 101
Bio 101 Module 3 test (Questions and Answers A+ Graded 100% Verified)
A diploid cell has ____ the number of chromosomes as haploid cells ANS: twice
the first level of DNA organization in a eukaryotic cell is maintained by which molecule? ANS: chromatin
identical copies of chromatin h...
Bio 101 Module 3 test (Questions and Answers A+ Graded 100% Verified) A diploid cell has ____ the number of c hromosomes as haploid cells ANS: twice the first level of DNA organization in a eukaryotic cell is maintained by which molecule? ANS: chromatin identical copies of chromatin held together by cohesin at the centromere are called _____? ANS: sister chro matids Chromosomes are duplicated during what stage of the cell cycle? ANS: S phase which of the following events does not occur during some stages of interphase? ANS: separation of sister chromatids the mitotic spindle fibers arise from which cell st ructure? ANS: centrosome the attachment of the mitotic spindle fibers to the kinetochores is a characteristic of what stage of mitosis? ANS: prometaphase unpacking of chromosomes and and the formation of a new nuclear envelope is a characteristic of which stage of mitosis ANS: telophase separation of the sister chromatids is a characteristic of which stage of mitosis? ANS: anaphase the chromosomes have become visible under a light microscope during which stage of mitosis? ANS: prophase the fusing of Golgi vesicles at the metaphase plate of dividing plant cells forms what structure? ANS: cell plate at which of the cell cycle checkpoints do external fo rces have the greatest influence? ANS: G1 checkpoint what is the main prerequisite for clearance at the G2 checkpoint? ANS: Accurate and complete DNA replication
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