Which of the statements is false concerning mitosis and meiosis? a) Both of these processes require DNA synthesis beforehand. b) Both of these processes allow genetic variation.

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Cell Biology
78 Questions
Place the following events in the order in which they occur during the cell cycle by numbering them from 1. In addition, indicate whether each process occurs during G1,S,G2 prophase, prometaphase, metaphase, anaphase, telophase, or cytokinesis. For the purposes of this question, assume the cell cycle starts with the beginning of interphase. _____ Spindle poles separate and move toward cell periphery _____ Cell growth (after DNA replication) _____ Nuclear envelope breakdown _____ Cleavage furrow formation _____ Sister chromatids move towards spindle poles _____ Alignment of chromosome along cell equator _____ Interpolar microtubule interactions begin _____ Complete chromosome decondensation _____ Nuclear lamin dephosphorylation _____ DNA replication _____ Kinetochore microtubule attachment to chromosomes _____ Sister chromatid condensation _____ Beginning of contractile ring assembly _____ Nuclear envelope reassembly _____ Centrosome duplication _____ Suspension of cell cycle until all chromosomes attach to mitotic spindle _____ Astral microtubule nucleation _____ Sister chromatid separation _____ Complete separation of one cell into two new daughter cells
Place the following events in the order in which they occur during the cell cycle by numbering them from 1. In addition, indicate whether each process occurs during G1, S, G2, prophase, prometaphase, metaphase, anaphase, telophase, or cytokinesis.
Exit from mitosis depends upon the degradation of: a. cohesion. b. condensin. c. cyclin B. d. securin. e. separase.
Exit from mitosis depends upon the degradation of: a. cohesion. b. condensin. c. cyclin B. d. securin. e. separase.
Describe the events a cell goes through during interphase (G1, S, G2).
Describe the events a cell goes through during interphase (G1, S, G2).
What is the size of animal cell?
What is the size of animal cell?
How long do animal cells live?
How long do animal cells live?
Where is dna in animal cell?
Where is dna in animal cell?
How do animal cells get energy?
How do animal cells get energy?
Who discovered animal cell?
Who discovered animal cell?
Which animal cell type undergoes meiosis?
Which animal cell type undergoes meiosis?